CVE-2026-33810: Case-sensitive excludedSubtrees name constraints cause Auth Bypass in crypto/x509

Overview

Severity

Medium (CVSS 5.9)

CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

Exploit Status

Not Exploited

Patch Tuesday

2026-Apr

Released

2026-04-11

EPSS Score

0.01% (percentile: 0.2%)

Affected Products (2)

Other

• 21113-17084
• 21116-17084

Revision History

• 2026-04-11: Information published.