CVE-2026-73637

Use after free in modauthdigest 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 AuthDigestNonceLifeti...

CVE-2026-73636

Authentication bypass by capture-replay in modauthdigest in Apache Software Foundation Apache HTTP Server 2.4.x on all platforms allows a man-in-the-middle MITM attacker to replay captured digest authentication credentials via crafted requests that trigger garbage collection of the client's share...

CVE-2026-73637

The Apache HTTP Server before version 2.4.69 is vulnerable to a use after free flaw in the mod_auth_digest module. An unauthenticated remote client can cause authentication state corruption by sending concurrent Digest authentication requests. This occurs specifically when AuthDigestNcCheck is en...

CVE-2026-73637 Apache HTTP Server: mod_auth_digest DoS attack

Use after free in modauthdigest 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 AuthDigestNonceLifeti...

CVE-2026-73637 Apache HTTP Server: mod_auth_digest DoS attack

Use after free in modauthdigest 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 AuthDigestNonceLifeti...

CVE-2026-73636 Apache HTTP Server: mod_auth_digest one-time-nonce replay attack

Authentication bypass by capture-replay in modauthdigest in Apache Software Foundation Apache HTTP Server 2.4.x on all platforms allows a man-in-the-middle MITM attacker to replay captured digest authentication credentials via crafted requests that trigger garbage collection of the client's share...

CVE-2026-73636

The Apache HTTP Server 2.4.x is vulnerable to an authentication bypass via a capture-replay attack in the mod_auth_digest module. When AuthDigestNonceLifetime is set to 0, a man-in-the-middle (MITM) attacker can replay captured digest authentication credentials by using crafted requests that trig...

CVE-2026-73636 Apache HTTP Server: mod_auth_digest one-time-nonce replay attack

Authentication bypass by capture-replay in modauthdigest in Apache Software Foundation Apache HTTP Server 2.4.x on all platforms allows a man-in-the-middle MITM attacker to replay captured digest authentication credentials via crafted requests that trigger garbage collection of the client's share...