{"id":"CVE-2026-13576","state":"PUBLISHED","title":"CallBackery versions before 0.62.0 for Perl store user passwords as unsalted HMAC-SHA1 hashes","description":"CallBackery versions before 0.62.0 for Perl store user passwords as unsalted HMAC-SHA1 hashes.\n\nPasswords are hashed with hmac_sha1_sum() from Mojo::Util with no key, a single fast SHA-1 HMAC. There is no salt, so equal passwords give equal hashes, and no work factor slows down guessing.\n\nAn attacker who obtains the user table can recover passwords by fast offline guessing.","publishedAt":"2026-10-30T13:09:47.702Z","updatedAt":"2026-10-30T13:09:47.702Z","severity":null,"assigner":"CPANSec","products":["CallBackery"],"affected":[{"packageName":"CallBackery","packageURL":"pkg:cpan/CallBackery","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"0.62.0","versionType":"custom"}],"collectionURL":"https://cpan.org/modules","modules":["CallBackery"],"programFiles":["lib/CallBackery/User.pm","lib/CallBackery/GuiPlugin/UserForm.pm"],"programRoutines":[{"name":"CallBackery::User::login"},{"name":"CallBackery::GuiPlugin::UserForm::actionCfg"}],"repo":"https://github.com/oetiker/callbackery"}],"references":["https://metacpan.org/release/OETIKER/CallBackery-0.62.0/changes"],"weaknesses":["CWE-916","CWE-759"],"ingestedAt":"2026-10-30T13:18:06.291Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/13xxx/CVE-2026-13576.json","commit":"b5d1edeba86b964912c3143c2f57bd69bccbd7c7","baselineCommit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-13576","state":"PUBLISHED","datePublished":"2026-10-30T13:09:47.702Z","dateUpdated":"2026-10-30T13:09:47.702Z","assignerShortName":"CPANSec","assignerOrgId":"9b29abf9-4ab0-4765-b253-1875cd9b441e","dateReserved":"2026-06-28T20:49:43.680Z"},"containers":{"cna":{"title":"CallBackery versions before 0.62.0 for Perl store user passwords as unsalted HMAC-SHA1 hashes","descriptions":[{"lang":"en","value":"CallBackery versions before 0.62.0 for Perl store user passwords as unsalted HMAC-SHA1 hashes.\n\nPasswords are hashed with hmac_sha1_sum() from Mojo::Util with no key, a single fast SHA-1 HMAC. There is no salt, so equal passwords give equal hashes, and no work factor slows down guessing.\n\nAn attacker who obtains the user table can recover passwords by fast offline guessing."}],"affected":[{"packageName":"CallBackery","packageURL":"pkg:cpan/CallBackery","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"0.62.0","versionType":"custom"}],"collectionURL":"https://cpan.org/modules","modules":["CallBackery"],"programFiles":["lib/CallBackery/User.pm","lib/CallBackery/GuiPlugin/UserForm.pm"],"programRoutines":[{"name":"CallBackery::User::login"},{"name":"CallBackery::GuiPlugin::UserForm::actionCfg"}],"repo":"https://github.com/oetiker/callbackery"}],"references":[{"url":"https://metacpan.org/release/OETIKER/CallBackery-0.62.0/changes","tags":["release-notes"]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-916","description":"CWE-916 Use of Password Hash With Insufficient Computational Effort","lang":"en","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-759","description":"CWE-759 Use of a One-Way Hash without a Salt","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"CPANSec","orgId":"9b29abf9-4ab0-4765-b253-1875cd9b441e","dateUpdated":"2026-10-30T13:09:47.702Z"},"solutions":[{"lang":"en","value":"Upgrade to CallBackery 0.62.0 or later."}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"cpansec-cna-tool 0.1"}}}}}