{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-118986","assignerOrgId":"9b29abf9-4ab0-4765-b253-1875cd9b441e","state":"PUBLISHED","assignerShortName":"CPANSec","dateReserved":"2026-10-29T10:48:23.002Z","datePublished":"2026-10-30T13:13:32.845Z","dateUpdated":"2026-10-30T13:13:32.845Z"},"containers":{"cna":{"affected":[{"collectionURL":"https://cpan.org/modules","defaultStatus":"unaffected","modules":["CallBackery"],"packageName":"CallBackery","packageURL":"pkg:cpan/CallBackery","programFiles":["lib/CallBackery/Config.pm"],"programRoutines":[{"name":"CallBackery::Config::secretFile"},{"name":"CallBackery::Config::reConfigure"}],"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 allow session cookie forgery via a signing secret generated with rand().\n\nThe secret that signs session cookies is built from two calls to the built-in rand(), which is seeded with 32 bits. The secret therefore has at most 2**32 possible values, and one signed cookie is enough to test each candidate offline.\n\nAn attacker who obtains a single session cookie can recover the secret and sign cookies for any user, including an administrator."}],"problemTypes":[{"descriptions":[{"cweId":"CWE-338","description":"CWE-338 Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG)","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"9b29abf9-4ab0-4765-b253-1875cd9b441e","shortName":"CPANSec","dateUpdated":"2026-10-30T13:13:32.845Z"},"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 allow session cookie forgery via a signing secret generated with rand()","x_generator":{"engine":"cpansec-cna-tool 0.1"}}}}