The problem is caused by the fix for CVE-2025-23048. I do not think upstream will revert it.
https://ubuntu.com/security/CVE-2025-23048 https://www.cve.org/CVERecord?id=CVE-2025-23048 https://bugs.launchpad.net/ubuntu/+source/apache2/+bug/2117112 ** CVE added: https://cve.org/CVERecord?id=CVE-2025-23048 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2117112 Title: 421 Misdirected Request: apache2 regression To manage notifications about this bug go to: https://bugs.launchpad.net/apache2/+bug/2117112/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
