{"id":"CVE-2026-8647","aliases":["EUVD-2026-32022"],"status":"published","title":"Crypt::ScryptKDF versions through 0.010 for Perl uses insecure random number source when no CSPRNG module is available","description":"Crypt::ScryptKDF versions through 0.010 for Perl uses insecure random number source when no CSPRNG module is available.\n\nThe random_bytes function fell back to using the built-in rand() function when none of the Perl modules Crypt::PRNG, Crypt::OpenSSL::Random, Net::SSLeay, Crypt::Random, or Bytes::Random::Secure were available.","severity":{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.00222,"percentile":0.12894,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-338"],"published":"2026-05-26T22:53:49Z","modified":"2026-07-23T11:10:00Z","products":[{"vendor":"mik","product":"crypt::scryptkdf"}],"references":[{"url":"https://metacpan.org/release/MIK/Crypt-ScryptKDF-0.011/changes","tags":["release-notes"]},{"url":"https://metacpan.org/release/MIK/Crypt-ScryptKDF-0.011/diff/MIK/Crypt-ScryptKDF-0.010#lib/Crypt/ScryptKDF.pm"},{"url":"http://www.openwall.com/lists/oss-security/2026/05/26/8"}],"sources":{"cve":[{"id":"CVE-2026-8647","title":"Crypt::ScryptKDF versions through 0.010 for Perl uses insecure random number source when no CSPRNG module is available","description":"Crypt::ScryptKDF versions through 0.010 for Perl uses insecure random number source when no CSPRNG module is available.\n\nThe random_bytes function fell back to using the built-in rand() function when none of the Perl modules Crypt::PRNG, Crypt::OpenSSL::Random, Net::SSLeay, Crypt::Random, or Bytes::Random::Secure were available.","status":"published","published":"2026-05-26T22:53:49.993Z","modified":"2026-05-28T14:09:56.026Z","cvss":[{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"adp"}],"cwes":["CWE-338"],"updated_at":"2026-11-02T13:48:13.398044Z"}],"euvd":[{"id":"EUVD-2026-32022","description":"Crypt::ScryptKDF versions through 0.010 for Perl uses insecure random number source when no CSPRNG module is available.\n\nThe random_bytes function fell back to using the built-in rand() function when none of the Perl modules Crypt::PRNG, Crypt::OpenSSL::Random, Net::SSLeay, Crypt::Random, or Bytes::Random::Secure were available.","status":"published","published":"2026-05-26T22:53:49Z","modified":"2026-05-28T14:09:56Z","cvss":[{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T18:21:02.581093Z"}],"nvd":[{"id":"CVE-2026-8647","description":"Crypt::ScryptKDF versions through 0.010 for Perl uses insecure random number source when no CSPRNG module is available.\n\nThe random_bytes function fell back to using the built-in rand() function when none of the Perl modules Crypt::PRNG, Crypt::OpenSSL::Random, Net::SSLeay, Crypt::Random, or Bytes::Random::Secure were available.","status":"published","published":"2026-05-26T23:16:21.247Z","modified":"2026-07-23T11:10:00.12Z","cvss":[{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-338"],"updated_at":"2026-11-02T14:12:20.511562Z"}]}}