CVE-2026-27025
mediumPriorität · verfolgen · 22EPSS 0.002 · 9. PerzentilDEEUFRRUUSEPSS · bewertet 2026-10-27
pypdf is a free and open-source pure-python PDF library. Prior to 6.7.1, an attacker who uses this vulnerability can craft a PDF which leads to long runtimes and large memory consumption. This requires parsing the /ToUnicode entry of a font with unusually large values, for example during text extraction. This vulnerability is fixed in 6.7.1.
Behebungen
Hersteller-Fix, Mitigation oder Workaround, wie von den Quellen veröffentlicht.
Ein Hersteller-Fix ist verfügbar.
- Behobenpython311-PyPDF2-0:2.11.1-4.1.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".
- Behobenpython311-PyPDF2-0:2.11.1-4.1.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".
- Behobenpython311-PyPDF2-0:2.11.1-4.1.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".
- Behobenpython311-PyPDF2-0:2.11.1-4.1.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".
- Behobenpython312-PyPDF2-0:2.11.1-4.1.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".
- Behobenpython312-PyPDF2-0:2.11.1-4.1.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".
- Behobenpython312-PyPDF2-0:2.11.1-4.1.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".
- Behobenpython312-PyPDF2-0:2.11.1-4.1.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".
- Behobenpython313-PyPDF2-0:2.11.1-4.1.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".
- Behobenpython313-PyPDF2-0:2.11.1-4.1.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".
- Behobenpython313-PyPDF2-0:2.11.1-4.1.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".
- Behobenpython313-PyPDF2-0:2.11.1-4.1.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".
- Behobenpython313-PyPDF2-2.11.1-bp160.2.1.noarch as component of openSUSE Leap 16.0suse_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 (8)
Betroffene Produkte und Versionsbereiche.
Advisories (6)
Hersteller- und Ökosystem-Meldungen dazu.
- WID-SEC-W-2026-1730Xerox FreeFlow Print Server: Mehrere Schwachstellen ermöglichen nicht spezifizierten AngriffDeutsch2026-05-28csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Xerox FreeFlow Print Server ausnutzen, um einen nicht näher spezifizierten Angriff durchzuführen.
- openSUSE-SU-2026:10238-1python311-PyPDF2-2.11.1-4.1 on GA media2026-02-23csaf · suse_csafDE
python311-PyPDF2-2.11.1-4.1 on GA media
- openSUSE-SU-2026:20333-1Security update for python-PyPDF22026-03-06csaf · suse_csafDE
Security update for python-PyPDF2
- GHSA-wgvp-vg3v-2xq3pypdf has possible long runtimes/large memory usage for large /ToUnicode streams2026-02-18ghsa · osvUS
### Impact An attacker who uses this vulnerability can craft a PDF which leads to long runtimes and large memory consumption. This requires parsing the `/ToUnicode` entry of a font with unusually large values, for example during text extraction. ### Patches This has been fixed in [pypdf==6.7.1](https://github.com/py-pdf/pypdf/releases/tag/6.7.1). ### Workarounds If you cannot upgrade yet, consider applying the changes from PR [#3646](https://github.com/py-pdf/pypdf/pull/3646).
- CERTFR-2026-AVI-1378Multiples vulnérabilités dans les produits IBMFrançais2026-10-23vendor · certfrFR
- PYSEC-2026-3024pypdf has possible long runtimes/large memory usage for large /ToUnicode streams2026-07-13vendor · osvUS
### Impact An attacker who uses this vulnerability can craft a PDF which leads to long runtimes and large memory consumption. This requires parsing the `/ToUnicode` entry of a font with unusually large values, for example during text extraction. ### Patches This has been fixed in [pypdf==6.7.1](https://github.com/py-pdf/pypdf/releases/tag/6.7.1). ### Workarounds If you cannot upgrade yet, consider applying the changes from PR [#3646](https://github.com/py-pdf/pypdf/pull/3646).
auch bekannt als (7)
Weitere Namen und Kennungen dieser Entität.
quellen
Welche Quellen diesen Datensatz belegen und wann.
Referenzen (13)
Externe Belege — Patches, Meldungen, Analysen.
- https://github.com/py-pdf/pypdf/commit/77d7b8d7cfbe8dd179858dfa42666f73fc6e57a2cnnvd
- https://github.com/py-pdf/pypdf/pull/3646cnnvd
- https://github.com/py-pdf/pypdf/releases/Patchcnnvd
- https://github.com/py-pdf/pypdf/releases/tag/6.7.1cnnvd
- https://github.com/py-pdf/pypdf/security/advisories/GHSA-wgvp-vg3v-2xq3cnnvd
- https://github.com/py-pdf/pypdf/commit/77d7b8d7cfbe8dd179858dfa42666f73fc6e57a2enisa_euvd
- https://github.com/py-pdf/pypdf/pull/3646enisa_euvd
- https://github.com/py-pdf/pypdf/releases/tag/6.7.1enisa_euvd
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