Severity: moderate
Affected versions:
- Apache HTTP Server 2.4.0 through 2.4.67
Description:
Loop with Unreachable Exit Condition ('Infinite Loop') vulnerability in the
mod_proxy_ftp module in Apache HTTP Server with an attacker controlled backend
FTP server.
This issue affects undefined: from 2.4.0 through 2.4.67.
Users are recommended to upgrade to version 2.4.68, which fixes the issue.
Credit:
Zhenpeng (Leo) Lin at depthfirst (finder)
References:
https://httpd.apache.org/security/vulnerabilities_24.html
https://httpd.apache.org/
https://www.cve.org/CVERecord?id=CVE-2026-44186
Timeline:
2026-04-27: reported
2026-06-05: fixed in 2.4.x by r1935004
2026-06-08: 2.4.68 released
