{"id":"CVE-2026-5091","aliases":["DEBIAN-CVE-2026-5091","EUVD-2026-31353","GHSA-37jv-v9vv-wxwv","MGASA-2026-0160","UBUNTU-CVE-2026-5091"],"status":"published","title":"Catalyst::Plugin::Authentication versions through 0.10024 for Perl is susceptible to timing attacks","description":"Catalyst::Plugin::Authentication versions through 0.10024 for Perl  is susceptible to timing attacks.\n\nThese versions use Perl's built-in eq comparison. Discrepencies in timing could be used to guess the underlying hash or password.","severity":{"version":"3.1","score":5.1,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.00196,"percentile":0.09386,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-208"],"published":"2026-05-21T21:07:26Z","modified":"2026-10-28T02:30:42Z","fixes":[{"ecosystem":"Debian:14","package":"libcatalyst-plugin-authentication-perl","fixed_in":["0.10026-1"],"sources":["osv"]},{"ecosystem":"Mageia:9","package":"perl-Catalyst-Plugin-Authentication","fixed_in":["0.100.230-12.1.mga9"],"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"]},{"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"]},{"source":"osv","ecosystem":"Debian:14","package":"libcatalyst-plugin-authentication-perl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.10026-1"}]}],"versions":["0.10024-1"]},{"source":"osv","ecosystem":"Mageia:9","package":"perl-Catalyst-Plugin-Authentication","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.100.230-12.1.mga9"}]}]},{"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:25.10","package":"libcatalyst-plugin-authentication-perl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.10024-1"]},{"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"]}],"products":[{"vendor":"jjnapiork","product":"catalyst::plugin::authentication"}],"references":[{"url":"https://metacpan.org/release/ETHER/Catalyst-Plugin-Authentication-0.10_025/changes","tags":["release-notes","advisory","web"]},{"url":"https://github.com/perl-catalyst/Catalyst-Plugin-Authentication/commit/b0515f492257438cf07082acf1e10d06e8088a5e.patch","tags":["patch","fix"]},{"url":"http://www.openwall.com/lists/oss-security/2026/05/21/19","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-5091","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-37jv-v9vv-wxwv"},{"url":"https://cpan.org/modules","tags":["web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/5xxx/CVE-2026-5091.json","tags":["advisory"]},{"url":"https://github.com/perl-catalyst/Catalyst-Plugin-Authentication","tags":["package"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-5091","tags":["advisory"]},{"url":"https://advisories.mageia.org/MGASA-2026-0160.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=35569","tags":["report"]},{"url":"https://www.openwall.com/lists/oss-security/2026/05/21/19","tags":["web"]},{"url":"https://ubuntu.com/security/CVE-2026-5091","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-5091","tags":["report"]},{"url":"https://lists.security.metacpan.org/cve-announce/msg/40281889/","tags":["report"]},{"url":"https://github.com/perl-catalyst/Catalyst-Plugin-Authentication/commit/b0515f492257438cf07082acf1e10d06e8088a5e","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2026-5091","title":"Catalyst::Plugin::Authentication versions through 0.10024 for Perl is susceptible to timing attacks","description":"Catalyst::Plugin::Authentication versions through 0.10024 for Perl  is susceptible to timing attacks.\n\nThese versions use Perl's built-in eq comparison. Discrepencies in timing could be used to guess the underlying hash or password.","status":"published","published":"2026-05-21T21:07:26.432Z","modified":"2026-05-22T14:13:48.996Z","cvss":[{"version":"3.1","score":5.1,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"adp"}],"cwes":["CWE-208"],"updated_at":"2026-11-02T13:39:27.849196Z"}],"euvd":[{"id":"EUVD-2026-31353","description":"Catalyst::Plugin::Authentication versions through 0.10024 for Perl  is susceptible to timing attacks.\n\nThese versions use Perl's built-in eq comparison. Discrepencies in timing could be used to guess the underlying hash or password.","status":"published","published":"2026-05-21T21:07:26Z","modified":"2026-05-22T14:13:48Z","cvss":[{"version":"3.1","score":5.1,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T18:21:12.491464Z"}],"ghsa":[{"id":"GHSA-37jv-v9vv-wxwv","title":"Catalyst::Plugin::Authentication versions through 0.10024 for Perl  is susceptible to timing...","description":"Catalyst::Plugin::Authentication versions through 0.10024 for Perl  is susceptible to timing attacks.\n\nThese versions use Perl's built-in eq comparison. Discrepencies in timing could be used to guess the underlying hash or password.","status":"published","published":"2026-05-22T00:31:15Z","modified":"2026-07-23T18:31:38Z","cvss":[{"version":"3.1","score":5.1,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-208"],"updated_at":"2026-11-02T15:09:43.679745Z"}],"nvd":[{"id":"CVE-2026-5091","description":"Catalyst::Plugin::Authentication versions through 0.10024 for Perl  is susceptible to timing attacks.\n\nThese versions use Perl's built-in eq comparison. Discrepencies in timing could be used to guess the underlying hash or password.","status":"published","published":"2026-05-21T22:16:48.53Z","modified":"2026-07-23T16:10:00.137Z","cvss":[{"version":"3.1","score":5.1,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-208"],"updated_at":"2026-11-02T14:12:19.752984Z"}],"osv":[{"id":"CVE-2026-5091","title":"Catalyst::Plugin::Authentication versions through 0.10024 for Perl is susceptible to timing attacks","description":"Catalyst::Plugin::Authentication versions through 0.10024 for Perl  is susceptible to timing attacks.\n\nThese versions use Perl's built-in eq comparison. Discrepencies in timing could be used to guess the underlying hash or password.","status":"published","published":"2026-05-21T21:07:26.432Z","modified":"2026-10-28T02:30:42.472939888Z","cvss":[{"version":"3.1","score":5.1,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-208"],"updated_at":"2026-11-02T15:45:07.431113Z"},{"id":"DEBIAN-CVE-2026-5091","description":"Catalyst::Plugin::Authentication versions through 0.10024 for Perl  is susceptible to timing attacks.  These versions use Perl's built-in eq comparison. Discrepencies in timing could be used to guess the underlying hash or password.","status":"published","published":"2026-05-21T22:16:48.53Z","modified":"2026-10-01T03:03:17.115157052Z","cvss":[{"version":"3.1","score":5.1,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:45:56.877408Z"},{"id":"UBUNTU-CVE-2026-5091","description":"Catalyst::Plugin::Authentication versions through 0.10024 for Perl  is susceptible to timing attacks. These versions use Perl's built-in eq comparison. Discrepencies in timing could be used to guess the underlying hash or password.","status":"published","published":"2026-05-21T22:16:00Z","modified":"2026-10-17T12:58:33.559509177Z","cvss":[{"version":"3.1","score":5.1,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T16:56:33.391918Z"},{"id":"MGASA-2026-0160","title":"Updated perl-Catalyst-Plugin-Authentication package fixes a security vulnerability","description":"The updated package fixes a security vulnerability:\nCatalyst::Plugin::Authentication versions through 0.10024 for Perl is\nsusceptible to timing attacks. (CVE-2026-5091)\n","status":"published","published":"2026-05-29T05:12:50Z","modified":"2026-05-29T05:15:06.864041046Z","updated_at":"2026-11-02T15:49:43.178336Z"}]}}