{"id":"DEBIAN-CVE-2011-2766","details":"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.","modified":"2026-09-14T06:47:22.708164712Z","published":"2011-09-23T10:55:03.240Z","upstream":["CVE-2011-2766"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2011-2766"}],"affected":[{"package":{"name":"libfcgi-perl","ecosystem":"Debian:12","purl":"pkg:deb/debian/libfcgi-perl?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.73-2"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2011-2766.json"}},{"package":{"name":"libfcgi-perl","ecosystem":"Debian:13","purl":"pkg:deb/debian/libfcgi-perl?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.73-2"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2011-2766.json"}},{"package":{"name":"libfcgi-perl","ecosystem":"Debian:14","purl":"pkg:deb/debian/libfcgi-perl?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.73-2"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2011-2766.json"}}],"schema_version":"1.9.0"}