# CVE-2026-67402

## Summary

- **CVE ID:** CVE-2026-67402
- **Severity:** CRITICAL
- **CVSS Score:** 9.2 (CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:N)
- **CWE:** CWE-552
- **Published:** Sep 3, 2026
- **Last Modified:** Sep 4, 2026

## Description

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.

## Affected Products

- WebPros — ConfigServer Security & Firewall (14.02)
- ConfigServer — ConfigServer Security & Firewall (14.02)

## References

- [CNA](https://support.cpanel.net/hc/en-us/articles/43171958716439-Security-CSF-Security-Release-September-3rd-2026)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.32%
- **EPSS Percentile:** 24.9

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-11._