CVE-2026-22747
highpriority · track · 42EPSS 0.002 · 15 %ileexploit · PoCDEEUNLUSEPSS · scored 2026-10-27
Vulnerability in Spring Spring Security. SubjectX500PrincipalExtractor does not correctly handle certain malformed X.509 certificate CN values, which can lead to reading the wrong value for the username. In a carefully crafted certificate, this can lead to an attacker impersonating another user. This issue affects Spring Security: from 7.0.0 through 7.0.4.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.8–8.1
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
exploits (2)
Public proof-of-concept and weaponised exploit code.
- gsadagopan/cve-2026-22747-sandboxgsadagopan/cve-2026-22747-sandboxPoC · poc_in_github
- yakissa/CVE-2026-22747Sprint Security 7.0.0 à 7.0.4PoC · poc_in_github
affected products (58)
Products and version ranges known to be affected.
- Oracle Financial Services Applications 14.5.0-14.8.0all versionscert_bundDEcpe:/a:oracle:financial_services_applications:14.5.0-14.8.0
- Oracle Financial Services Applications 8.0.7.9.0all versionscert_bundDEcpe:/a:oracle:financial_services_applications:8.0.7.9.0
- Oracle Financial Services Applications 8.0.8.7.0all versionscert_bundDEcpe:/a:oracle:financial_services_applications:8.0.8.7.0
- Oracle Financial Services Applications 8.1.2.5.0all versionscert_bundDEcpe:/a:oracle:financial_services_applications:8.1.2.5.0
- Oracle Financial Services Applications 8.1.2.7all versionscert_bundDEcpe:/a:oracle:financial_services_applications:8.1.2.7
- Oracle Financial Services Applications 8.1.2.9all versionscert_bundDEcpe:/a:oracle:financial_services_applications:8.1.2.9
- Oracle Financial Services Applications 8.1.3.0all versionscert_bundDEcpe:/a:oracle:financial_services_applications:8.1.3.0
- Oracle Financial Services Applications 8.1.3.1all versionscert_bundDEcpe:/a:oracle:financial_services_applications:8.1.3.1
- Oracle Utilities Applications 2.4.0.1.0-2.4.0.1.32all versionscert_bundDEcpe:/a:oracle:utilities:2.4.0.1.0-2.4.0.1.32
- Oracle Utilities Applications 2.5.0.1.0-2.5.0.1.17all versionscert_bundDEcpe:/a:oracle:utilities:2.5.0.1.0-2.5.0.1.17
- Oracle Utilities Applications 2.5.0.2.0-2.5.0.2.11all versionscert_bundDEcpe:/a:oracle:utilities:2.5.0.2.0-2.5.0.2.11
- Oracle Utilities Applications 2.6.0.1.0-2.6.0.1.12all versionscert_bundDEcpe:/a:oracle:utilities:2.6.0.1.0-2.6.0.1.12
- Oracle Utilities Applications 2.6.0.2.0-2.6.0.2.8all versionscert_bundDEcpe:/a:oracle:utilities:2.6.0.2.0-2.6.0.2.8
- Oracle Utilities Applications 25.12.0.0.0-25.12.0.0.1all versionscert_bundDEcpe:/a:oracle:utilities:25.12.0.0.0-25.12.0.0.1
- Oracle Utilities Applications 25.12.0.0.0-25.12.0.0.2all versionscert_bundDEcpe:/a:oracle:utilities:25.12.0.0.0-25.12.0.0.2
advisories (7)
Vendor and ecosystem advisories describing this.
- NCSC-2026-0258Kwetsbaarheden verholpen in Oracle Financial ServicesNL2026-07-22csaf · ncsc_nlNL
Oracle heeft kwetsbaarheden verholpen in diverse Financial Services modules. Ook heeft Oracle updates voor diverse third-party-producten verwerkt.
- WID-SEC-W-2026-1221VMware Tanzu Spring Security: Mehrere SchwachstellenDeutsch2026-04-21csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in VMware Tanzu Spring Security ausnutzen, um Informationen offenzulegen, Sicherheitsmaßnahmen zu umgehen, sich als Benutzer auszugeben oder Daten zu manipulieren – was möglicherweise eine Privilegieneskalation, SSRF- oder Cross-Site-Scripting-Angriffe ermöglicht.
- WID-SEC-W-2026-2260IBM Operational Decision Manager: Mehrere SchwachstellenDeutsch2026-07-08csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in IBM Operational Decision Manager ausnutzen, um beliebigen Programmcode auszuführen, um seine Privilegien zu erhöhen, um einen Denial of Service Angriff durchzuführen, um Informationen offenzulegen, um Dateien zu manipulieren, und um Sicherheitsvorkehrungen zu umgehen.
- WID-SEC-W-2026-2437Oracle Communications: Mehrere SchwachstellenDeutsch2026-07-21csaf · cert_bundDE
Ein entfernter, anonymer oder authentisierter Angreifer kann mehrere Schwachstellen in Oracle Communications ausnutzen, um die Vertraulichkeit, Integrität und Verfügbarkeit zu gefährden.
- WID-SEC-W-2026-2445Oracle Financial Services Applications: Mehrere SchwachstellenDeutsch2026-07-21csaf · cert_bundDE
Ein entfernter, anonymer oder authentisierter Angreifer kann mehrere Schwachstellen in Oracle Financial Services Applications ausnutzen, um die Vertraulichkeit, Integrität und Verfügbarkeit zu gefährden.
- WID-SEC-W-2026-2448Oracle Utilities Applications: Mehrere SchwachstellenDeutsch2026-07-21csaf · cert_bundDE
Ein entfernter, anonymer oder authentisierter Angreifer kann mehrere Schwachstellen in Oracle Utilities Applications ausnutzen, um die Vertraulichkeit, Integrität und Verfügbarkeit zu gefährden.
- GHSA-2jrg-rf5x-568gSpring Security Vulnerable to Unauthorized User Impersonation when Using X.509 Client Certificates2026-04-22ghsa · osvUS
Vulnerability in Spring Spring Security. SubjectX500PrincipalExtractor does not correctly handle certain malformed X.509 certificate CN values, which can lead to reading the wrong value for the username. In a carefully crafted certificate, this can lead to an attacker impersonating another user. This issue affects Spring Security: from 7.0.0 through 7.0.4.
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (7)
External citations — patches, advisories, analysis.
- https://nvd.nist.gov/vuln/detail/CVE-2026-22747cnnvd
- https://spring.io/security/cve-2026-22747Patchcnnvd
- https://spring.io/security/cve-2026-22747enisa_euvd
- https://access.redhat.com/security/cve/CVE-2026-22747nvd
- https://bugzilla.redhat.com/show_bug.cgi?id=2460487nvd
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-22747.jsonnvd
- https://spring.io/security/cve-2026-22747Vendor Advisorynvd
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