CVE-2026-3099: Libsoup: libsoup: authentication bypass via digest authentication replay attack

Overview

Severity
Medium (CVSS 5.8)
CVSS Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:L
Exploit Status
Not Exploited
Patch Tuesday
2026-Mar
Released
2026-03-25
Last Updated
2026-04-14
EPSS Score
0.54% (percentile: 67.6%)

Affected Products (5)

Open Source Software

  • azl3 libsoup 3.4.4-12 on Azure Linux 3.0
  • azl3 libsoup 3.4.4-14 on Azure Linux 3.0
  • cbl2 libsoup 3.0.4-12 on CBL Mariner 2.0
  • cbl2 libsoup 3.0.4-13 on CBL Mariner 2.0

Other

  • 21202-17084

Revision History

  • 2026-03-25: Information published.
  • 2026-03-31: Information published.
  • 2026-04-14: Information published.