Rapid7’s 2026 Global Cybersecurity Summit is now available on-demand.Watch sessions.
Rapid7

vulnerability

Red Hat: CVE-2016-1000104: mod_fcgid: mod_fcgid sets environmental variable based on user supplied Proxy request header

Severity
7
CVSS
(AV:N/AC:L/Au:S/C:P/I:P/A:P)
Published
Dec 3, 2019
Added
Jul 9, 2025
Modified
Jul 9, 2025

Description

A security Bypass vulnerability exists in the FcgidPassHeader Proxy in mod_fcgid through 2016-07-07.

Solution

no-fix-redhat-rpm-package
Title
Rapid7 Labs

2026 Global Threat Landscape Report

The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.