{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-13576","assignerOrgId":"9b29abf9-4ab0-4765-b253-1875cd9b441e","state":"PUBLISHED","assignerShortName":"CPANSec","dateReserved":"2026-06-28T20:49:43.680Z","datePublished":"2026-10-30T13:09:47.702Z","dateUpdated":"2026-10-30T13:09:47.702Z"},"containers":{"cna":{"affected":[{"collectionURL":"https://cpan.org/modules","defaultStatus":"unaffected","modules":["CallBackery"],"packageName":"CallBackery","packageURL":"pkg:cpan/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","versions":[{"lessThan":"0.62.0","status":"affected","version":"0","versionType":"custom"}]}],"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."}],"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":{"orgId":"9b29abf9-4ab0-4765-b253-1875cd9b441e","shortName":"CPANSec","dateUpdated":"2026-10-30T13:09:47.702Z"},"references":[{"tags":["release-notes"],"url":"https://metacpan.org/release/OETIKER/CallBackery-0.62.0/changes"}],"solutions":[{"lang":"en","value":"Upgrade to CallBackery 0.62.0 or later."}],"source":{"discovery":"UNKNOWN"},"title":"CallBackery versions before 0.62.0 for Perl store user passwords as unsalted HMAC-SHA1 hashes","x_generator":{"engine":"cpansec-cna-tool 0.1"}}}}