VULNERABILITY INTELLIGENCE

CVE-2026-47838

CVSS score6.8 MEDIUM
EPSS probability0.13%
CISA KEVNot currently listed
Published2026-06-10
Last modified2026-07-23
CVSS vectorCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N

Description

SubjectDnX509PrincipalExtractor 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. Affected versions: Spring Security 5.7.0 through 5.7.24; 5.8.0 through 5.8.26; 6.3.0 through 6.3.17; 6.4.0 through 6.4.17; 6.5.0 through 6.5.10.

Weakness classification

  • security@vmware.com: CWE-287

Primary references