CVE-2026-20031
mediumPriorität · verfolgen · 0EPSS 0.004 · 38. PerzentilDEEUNLUSEPSS · bewertet 2026-10-27
A vulnerability in the HTML Cascading Style Sheets (CSS) module of ClamAV could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to improper error handling when splitting UTF-8 strings. An attacker could exploit this vulnerability by submitting a crafted HTML file to be scanned by ClamAV on an affected device. A successful exploit could allow the attacker to terminate the scanning process.
Behebungen
Hersteller-Fix, Mitigation oder Workaround, wie von den Quellen veröffentlicht.
Ein Hersteller-Fix ist verfügbar.
- Behoben1.10.0cisco_csaf
Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben1.27.1cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben1.27.2cisco_csaf
Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben1.8.0cisco_csaf
Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben1.8.4cisco_csaf
Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben6.0.9cisco_csaf
Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben7.4.1.20425cisco_csaf
Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben7.4.3cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben7.4.3.20679cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben7.4.5cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben7.5.1.20813cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben7.5.1.20833cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben7.5.11cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben7.5.13.21586cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben7.5.13.21598cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben7.5.15.21611cisco_csaf
Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben7.5.21.21732cisco_csaf
Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben7.5.5cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben7.5.7cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben7.5.9cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben8.0.1.21160cisco_csaf
Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben8.1.3cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben8.1.3.21242cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben8.1.5cisco_csaf
Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
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Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben8.1.7.21417cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben8.1.7.21512cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben8.1.7.21585cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben8.2.1.21612cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben8.2.1.21650cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben8.2.3.30119cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben8.2.4.30130cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben8.4.0cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben8.4.1.30298cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben8.4.1.30307cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben8.4.2.30317cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben8.4.3cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben8.4.4.30419cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben8.4.4.30467cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behoben8.4.5.30483cisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - BehobenCisco Secure Endpoint Private Cloud Consolecisco_csaf
Cisco has released software updates that address this vulnerability.
https://software.cisco.com - Behobenclamav-0:1.5.2-1.1.aarch64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenclamav-0:1.5.2-1.1.ppc64le as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenclamav-0:1.5.2-1.1.s390x as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenclamav-0:1.5.2-1.1.x86_64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenclamav-devel-0:1.5.2-1.1.aarch64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenclamav-devel-0:1.5.2-1.1.ppc64le as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenclamav-devel-0:1.5.2-1.1.s390x as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenclamav-devel-0:1.5.2-1.1.x86_64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenclamav-docs-html-0:1.5.2-1.1.aarch64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenclamav-docs-html-0:1.5.2-1.1.ppc64le as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenclamav-docs-html-0:1.5.2-1.1.s390x as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenclamav-docs-html-0:1.5.2-1.1.x86_64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenclamav-milter-0:1.5.2-1.1.aarch64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenclamav-milter-0:1.5.2-1.1.ppc64le as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenclamav-milter-0:1.5.2-1.1.s390x as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenclamav-milter-0:1.5.2-1.1.x86_64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenlibclamav12-0:1.5.2-1.1.aarch64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenlibclamav12-0:1.5.2-1.1.ppc64le as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenlibclamav12-0:1.5.2-1.1.s390x as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenlibclamav12-0:1.5.2-1.1.x86_64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenlibclammspack0-0:1.5.2-1.1.aarch64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenlibclammspack0-0:1.5.2-1.1.ppc64le as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenlibclammspack0-0:1.5.2-1.1.s390x as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenlibclammspack0-0:1.5.2-1.1.x86_64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenlibfreshclam4-0:1.5.2-1.1.aarch64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenlibfreshclam4-0:1.5.2-1.1.ppc64le as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenlibfreshclam4-0:1.5.2-1.1.s390x as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
- Behobenlibfreshclam4-0:1.5.2-1.1.x86_64 as component of openSUSE Tumbleweedsuse_csaf
To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
cvss
Technischer Schweregrad, 0–10. Eine Zeile je Quelle.
Basiswert 0–10 · höher = schwerwiegender · Vektor überfahren zum Auflösen
SSVC
Eine Handlungsentscheidung — aus Ausnutzung und Auswirkung.
schwächen
Die CWE-Schwächeklassen, zu denen dies gehört.
betroffene Produkte (334)
Betroffene Produkte und Versionsbereiche.
Advisories (4)
Hersteller- und Ökosystem-Meldungen dazu.
- NCSC-2026-0077Kwetsbaarheden verholpen in Cisco Secure Firewall systemenNL2026-03-05csaf · ncsc_nlNL
Cisco heeft meerdere kwetsbaarheden verholpen in Cisco Secure Firewall (inclusief ASA en FTD software).
- WID-SEC-W-2026-0593ClamAV: Schwachstelle ermöglicht Denial of ServiceDeutsch2026-03-04csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann eine Schwachstelle in ClamAV ausnutzen, um einen Denial of Service Angriff durchzuführen.
- cisco-sa-clamav-css-Fn4QSZClamAV Cascading Style Sheets Image Parsing Error Handling Denial of Service Vulnerability2026-03-04csaf · cisco_csafUS
A vulnerability in the HTML Cascading Style Sheets (CSS) module of ClamAV could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to improper error handling when splitting UTF-8 strings. An attacker could exploit this vulnerability by submitting a crafted HTML file to be scanned by ClamAV on an affected device. A successful exploit could allow the attacker to terminate the scanning process. Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.
- openSUSE-SU-2026:10325-1clamav-1.5.2-1.1 on GA media2026-03-13csaf · suse_csafDE
clamav-1.5.2-1.1 on GA media
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Referenzen (4)
Externe Belege — Patches, Meldungen, Analysen.
- https://access.redhat.com/security/cve/cve-2026-20031cnnvd
- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-clamav-css-Fn4QSZcnnvd
- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-clamav-css-Fn4QSZenisa_euvd
- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-clamav-css-Fn4QSZnvd
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