{"id":"CVE-2026-74846","aliases":["DEBIAN-CVE-2026-74846","EUVD-2026-115722","GHSA-p4f5-m8h6-x7p5","UBUNTU-CVE-2026-74846"],"status":"published","title":"Catalyst::Plugin::Authentication versions before 0.10029 for Perl allow timing attacks on stored passwords via eq comparisons in the legacy password verifier","description":"Catalyst::Plugin::Authentication versions before 0.10029 for Perl allow timing attacks on stored passwords via eq comparisons in the legacy password verifier.\n\nCVE-2026-5091 was fixed in the realm-based verifier. The legacy verifier, used by the deprecated login method, compares clear-text passwords, crypt hashes and base64 digests with eq, so the comparison time depends on how many leading bytes match.\n\nA remote attacker can use response-time differences to guess the stored password or hash.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.00405,"percentile":0.35235,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-208"],"published":"2026-11-03T07:51:25Z","modified":"2026-11-08T06:00:07Z","fixes":[{"ecosystem":"Debian:14","package":"libcatalyst-plugin-authentication-perl","fixed_in":["0.10029-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"libcatalyst-plugin-authentication-perl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.10023-4","0.10024-1","0.10026-1","0.10028-1","0.10029-1"]},{"source":"osv","ecosystem":"Debian:13","package":"libcatalyst-plugin-authentication-perl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.10024-1","0.10026-1","0.10028-1","0.10029-1"]},{"source":"osv","ecosystem":"Debian:14","package":"libcatalyst-plugin-authentication-perl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.10029-1"}]}],"versions":["0.10024-1","0.10026-1","0.10028-1"]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"libcatalyst-plugin-authentication-perl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.10023-2"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"libcatalyst-plugin-authentication-perl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.10023-3"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"libcatalyst-plugin-authentication-perl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.10023-3"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"libcatalyst-plugin-authentication-perl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.10023-3"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"libcatalyst-plugin-authentication-perl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.10023-4"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"libcatalyst-plugin-authentication-perl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.10024-1","0.10026-1"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"libcatalyst-plugin-authentication-perl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.10024-1"]}],"references":[{"url":"https://metacpan.org/release/ETHER/Catalyst-Plugin-Authentication-0.10029/changes","tags":["release-notes","advisory","report"]},{"url":"https://github.com/perl-catalyst/Catalyst-Plugin-Authentication/commit/ba4435f1fa6b641e6c8793c88b5433afa83ceafa.patch","tags":["patch","fix","report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-5091","tags":["web","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-74846","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-p4f5-m8h6-x7p5"},{"url":"https://cpan.org/modules","tags":["web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/74xxx/CVE-2026-74846.json","tags":["advisory"]},{"url":"https://github.com/perl-catalyst/Catalyst-Plugin-Authentication","tags":["package"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-74846","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-74846","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-74846","tags":["report"]},{"url":"https://lists.security.metacpan.org/cve-announce/msg/44854507/","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2026-74846","title":"Catalyst::Plugin::Authentication versions before 0.10029 for Perl allow timing attacks on stored passwords via eq comparisons in the legacy password verifier","description":"Catalyst::Plugin::Authentication versions before 0.10029 for Perl allow timing attacks on stored passwords via eq comparisons in the legacy password verifier.\n\nCVE-2026-5091 was fixed in the realm-based verifier. The legacy verifier, used by the deprecated login method, compares clear-text passwords, crypt hashes and base64 digests with eq, so the comparison time depends on how many leading bytes match.\n\nA remote attacker can use response-time differences to guess the stored password or hash.","status":"published","published":"2026-11-03T07:51:25.29Z","modified":"2026-11-06T18:42:56.084Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"adp"}],"cwes":["CWE-208"],"updated_at":"2026-11-06T19:59:20.464904Z"}],"euvd":[{"id":"EUVD-2026-115722","description":"Catalyst::Plugin::Authentication versions before 0.10029 for Perl allow timing attacks on stored passwords via eq comparisons in the legacy password verifier.\n\nCVE-2026-5091 was fixed in the realm-based verifier. The legacy verifier, used by the deprecated login method, compares clear-text passwords, crypt hashes and base64 digests with eq, so the comparison time depends on how many leading bytes match.\n\nA remote attacker can use response-time differences to guess the stored password or hash.","status":"published","published":"2026-11-03T07:51:25Z","modified":"2026-11-06T18:42:56Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-06T20:06:05.664912Z"}],"ghsa":[{"id":"GHSA-p4f5-m8h6-x7p5","title":"Catalyst::Plugin::Authentication versions before 0.10029 for Perl allow timing attacks on stored...","description":"Catalyst::Plugin::Authentication versions before 0.10029 for Perl allow timing attacks on stored passwords via eq comparisons in the legacy password verifier.\n\nCVE-2026-5091 was fixed in the realm-based verifier. The legacy verifier, used by the deprecated login method, compares clear-text passwords, crypt hashes and base64 digests with eq, so the comparison time depends on how many leading bytes match.\n\nA remote attacker can use response-time differences to guess the stored password or hash.","status":"published","published":"2026-11-03T09:31:44Z","modified":"2026-11-06T21:32:14Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-208"],"updated_at":"2026-11-06T21:34:16.869182Z"}],"nvd":[{"id":"CVE-2026-74846","description":"Catalyst::Plugin::Authentication versions before 0.10029 for Perl allow timing attacks on stored passwords via eq comparisons in the legacy password verifier.\n\nCVE-2026-5091 was fixed in the realm-based verifier. The legacy verifier, used by the deprecated login method, compares clear-text passwords, crypt hashes and base64 digests with eq, so the comparison time depends on how many leading bytes match.\n\nA remote attacker can use response-time differences to guess the stored password or hash.","status":"published","published":"2026-11-03T08:17:15.673Z","modified":"2026-11-06T19:17:56.923Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-208"],"updated_at":"2026-11-06T22:02:16.310898Z"}],"osv":[{"id":"CVE-2026-74846","title":"Catalyst::Plugin::Authentication versions before 0.10029 for Perl allow timing attacks on stored passwords via eq comparisons in the legacy password verifier","description":"Catalyst::Plugin::Authentication versions before 0.10029 for Perl allow timing attacks on stored passwords via eq comparisons in the legacy password verifier.\n\nCVE-2026-5091 was fixed in the realm-based verifier. The legacy verifier, used by the deprecated login method, compares clear-text passwords, crypt hashes and base64 digests with eq, so the comparison time depends on how many leading bytes match.\n\nA remote attacker can use response-time differences to guess the stored password or hash.","status":"published","published":"2026-11-03T07:51:25.29Z","modified":"2026-11-08T02:30:54.519923428Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-208"],"updated_at":"2026-11-07T11:15:38.581573Z"},{"id":"DEBIAN-CVE-2026-74846","description":"Catalyst::Plugin::Authentication versions before 0.10029 for Perl allow timing attacks on stored passwords via eq comparisons in the legacy password verifier.  CVE-2026-5091 was fixed in the realm-based verifier. The legacy verifier, used by the deprecated login method, compares clear-text passwords, crypt hashes and base64 digests with eq, so the comparison time depends on how many leading bytes match.  A remote attacker can use response-time differences to guess the stored password or hash.","status":"published","published":"2026-11-03T08:17:15.673Z","modified":"2026-11-08T06:00:07.713310496Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-08T06:31:21.6268Z"},{"id":"UBUNTU-CVE-2026-74846","description":"Catalyst::Plugin::Authentication versions before 0.10029 for Perl allow timing attacks on stored passwords via eq comparisons in the legacy password verifier. CVE-2026-5091 was fixed in the realm-based verifier. The legacy verifier, used by the deprecated login method, compares clear-text passwords, crypt hashes and base64 digests with eq, so the comparison time depends on how many leading bytes match. A remote attacker can use response-time differences to guess the stored password or hash.","status":"published","published":"2026-11-03T08:17:00Z","modified":"2026-11-09T12:52:31.318481874Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-09T13:26:05.568602Z"}]}}