BIT-apache-2025-3891

BIT-apache-2025-3891 PUBLISHED CVSS 7.5 HIGH

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.

Risk Scores

CVSS v3.1

7.5

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

Affected Products

Vendor	Product	Versions
Bitnami	apache

Timeline

May 13, 2025 CVE Published
Jul 28, 2025 CVE Updated
Apr 30, 2026 Distribution Patch

References

https://access.redhat.com/errata/RHSA-2025:4597 url
https://access.redhat.com/security/cve/CVE-2025-3891 url
https://bugzilla.redhat.com/show_bug.cgi?id=2361633 url
https://lists.debian.org/debian-lts-announce/2025/05/msg00007.html url
https://nvd.nist.gov/vuln/detail/CVE-2025-3891 url

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