CVE catalog
CVE-2026-22747
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 userna
- Severity
- High · CVSS 8.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.24% · Oct 27, 2026
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.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Cpe | spring_security | Not reported | 7.0.5 | fixed |
| Cpe | spring_security | Not reported | 7.0.5 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Cpe | spring_security | cpe | Not reported | 7.0.5 | Not reported | Not reported | Not reported |
| Cpe | spring_security | cpe | Not reported | 7.0.5 | Not reported | NVD-CVE-2026-22747 | Not reported |
OpenFactory catalog packages
No matching packages in this catalog.
Observed:
References
- [https://access.redhat.com/security/cve/CVE-2026-22747]
- [https://bugzilla.redhat.com/show_bug.cgi?id=2460487]
- [https://nvd.nist.gov/vuln/detail/CVE-2026-22747]
- [https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-22747.json]
- [https://spring.io/security/cve-2026-22747]
- [https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-2260.json]
[CERT-Bund public advisories] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [Red Hat security advisories and VEX]