CVE-2025-3891 Affecting mod_auth_openidc:2.3/cjose package, versions <0:0.6.1-4.module_el8.10.0+3881+234adf82


Severity

Recommended
medium

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
1.24% (79th percentile)

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  • Snyk IDSNYK-ALMALINUX8-MODAUTHOPENIDC-10074145
  • published8 May 2025
  • disclosed6 May 2025

Introduced: 6 May 2025

NewCVE-2025-3891  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:8 mod_auth_openidc:2.3/cjose to version 0:0.6.1-4.module_el8.10.0+3881+234adf82 or higher.
This issue was patched in ALSA-2025:4597.

NVD Description

Note: Versions mentioned in the description apply only to the upstream mod_auth_openidc:2.3/cjose package and not the mod_auth_openidc:2.3/cjose package as distributed by AlmaLinux. See How to fix? for AlmaLinux:8 relevant fixed versions and status.

A flaw was found in the mod_auth_openidc module for Apache httpd. This flaw allows a remote, unauthenticated attacker to trigger a denial of service by sending an empty POST request when the OIDCPreservePost directive is enabled. The server crashes consistently, affecting availability.

CVSS Base Scores

version 3.1