Debian 12 — libfcgi-perl — multiple vulnerabilities (3 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2011-2766 CVE-2012-6687 CVE-2025-40907 Upstream summary: 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 […]