Package · Azure Linux

mod_md

2 known vulnerabilities.

All Critical High Medium Low Exploited only Public exploit

2 results · Feed

High 7.3

CVE-2026-29168

Apache HTTP Server: mod_md unrestricted OCSP response

Allocation of Resources Without Limits or Throttling vulnerability in Apache HTTP Server's mod_md via OCSP response data. This issue affects Apache HTTP Server: from 2.4.30 through 2.4.66. Users are recommended to upgrade to version 2.4.67, which fixes the i…

Apache Software Foundation Apache HTTP Server apache2 apache2 Debian Ubuntu Azure Linux Alpine

May 5, 2026
High 7.5

CVE-2025-55753

Apache HTTP Server: mod_md (ACME), unintended retry intervals

An integer overflow in the case of failed ACME certificate renewal leads, after a number of failures (~30 days in default configurations), to the backoff timer becoming 0. Attempts to renew the certificate then are repeated without delays until it succeeds. T…

Apache Software Foundation Apache HTTP Server apache2 apache2 Debian Ubuntu Azure Linux Alpine

Dec 5, 2025