CRITICAL 9.2 NVD

CVE-2026-67402

An insecure Apache configuration in ConfigServer Security & Firewall maps /usr/bin as CGI programs through the Messenger v3 HTTPS virtual host. A remote unauthe

An insecure Apache configuration in ConfigServer Security & Firewall maps /usr/bin as CGI programs through the Messenger v3 HTTPS virtual host. A remote unauthenticated attacker whose address is blocked can request a mapped executable and run arbitrary commands as the Apache user. The vulnerability affects installations where CSF Messenger v3 and its HTTPS mode are enabled. WebPros addressed the vulnerability in version 16.31.

References

https://support.cpanel.net/hc/en-us/articles/43171958716439-Security-CSF-Security-Release-

Published: 2026-09-04 · Source: NVD · Feed updated: 2026-09-04

This critical severity vulnerability with a CVSS score of 9.2 was published on 2026-09-04 via NVD.

Risk Timeline

CVE Disclosed2026-09-04 · -1 days ago

Remediation Resources

Official Advisory

support.cpanel.net/hc/en-us/articles/43171958716439-Security-CSF-Secur

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