CVE-2026-3832: Gnutls: gnutls: security bypass allows acceptance of revoked server certificates via crafted ocsp response

Overview

Severity

Low (CVSS 3.7)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-Aug

Released

2026-05-07

Last Updated

2026-08-07

EPSS Score

0.72% (percentile: 50.5%)

Affected Products (4)

Open Source Software

• cbl2 gnutls 3.7.11-6 on CBL Mariner 2.0
• azl3 gnutls 3.8.3-11 on Azure Linux 3.0
• azl3 gnutls 3.8.3-8 on Azure Linux 3.0
• cbl2 gnutls 3.7.11-6

Revision History

• 2026-05-07: Information published.
• 2026-05-09: Information published.
• 2026-06-01: Information published.
• 2026-06-03: Information published.
• 2026-08-07: Information published.