CVE-2011-2766

HIGH · CVSS 7.5 EPSS 7.24%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2011-09-23 · Last synced 2026-08-04

Field Assessment

AI analysis pending.

CVE

CVE-2011-2766

Severity

HIGH

CVSS

7.5

EPSS

7.24%

Original Filing — NVD Description

The FCGI (aka Fast CGI) module 0.70 through 0.73 for Perl, as used by CGI::Fast, uses environment variable values from one request during processing of a later request, which allows remote attackers to bypass authentication via crafted HTTP headers.