CVE-2026-73637
Description
Use after free in mod_auth_digest in Apache Software Foundation Apache HTTP Server before 2.4.69 on all platforms allows an unauthenticated remote client to cause authentication state corruption via concurrent Digest authentication requests when AuthDigestNcCheck is enabled or AuthDigestNonceLifetime is set to 0. Users are recommended to upgrade to version 2.4.69, which fixes this issue.
Description from NVD (National Vulnerability Database).
- Product
- Apache httpd
- Severity
- CVSS 7.3 · HIGH
- Published
- Source
- NVD (National Vulnerability Database) · View on NVD
Severity is the CVSS score; the real impact depends on the version and configuration you run. Always check affected versions and fixes in the original advisory.