CVE-2026-22747

HIGH
MEDIUM Priority: 0.02 BB Relevance: 66/100
Published: 2026-04-22 Modified: 2026-10-26 First seen: 2026-10-29 Status: active

Attack Surface

Network Low Complexity No Interaction Conf. Impact Integ. Impact

CVSS Vector Breakdown

AV: Network
AC: Low
PR: Low
UI: None
S: Unchanged
C: High
I: High
A: None

Description

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.

Weakness Classification (2)

Affected Software (1)

VendorProductVersion
vmware spring_security 7.0.0 – 7.0.5

Bug Bounty Relevance

66 / 100
✓ Network accessible
✓ Low complexity
✓ No user interaction

CVSS Score

8.1 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

EPSS — Exploitation Probability

0.24%
Raw Score 0.002400
Percentile 15.1%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00240
2026-10-28
0.00240

Intelligence Sources

nvd ref →