{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-9641","assignerOrgId":"9b29abf9-4ab0-4765-b253-1875cd9b441e","state":"PUBLISHED","assignerShortName":"CPANSec","dateReserved":"2026-05-26T18:44:37.132Z","datePublished":"2026-06-12T14:57:30.534Z","dateUpdated":"2026-06-14T14:46:24.576Z"},"containers":{"cna":{"affected":[{"collectionURL":"https://cpan.org/modules","defaultStatus":"unaffected","packageName":"Crypt-PBKDF2","product":"Crypt::PBKDF2","repo":"https://github.com/arodland/Crypt-PBKDF2","vendor":"ARODLAND","versions":[{"lessThan":"0.261630","status":"affected","version":"0","versionType":"custom"}]}],"descriptions":[{"lang":"en","value":"Crypt::PBKDF2 versions before 0.261630 for Perl have a weak default algorithm and number of iterations.\n\nThe default algorithm is HMAC-SHA1, which should only be used for legacy systems.\n\nThese versions default to using 1000 iterations.\n\nDepending on the chosen algorithm, 220,000 to 1,400,000 iterations should be used."}],"problemTypes":[{"descriptions":[{"cweId":"CWE-916","description":"CWE-916 Use of Password Hash With Insufficient Computational Effort","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"9b29abf9-4ab0-4765-b253-1875cd9b441e","shortName":"CPANSec","dateUpdated":"2026-06-12T14:57:30.534Z"},"references":[{"tags":["technical-description"],"url":"https://cheatsheetseries.owasp.org/cheatsheets/Password_Storage_Cheat_Sheet.html#pbkdf2"},{"tags":["release-notes"],"url":"https://metacpan.org/release/ARODLAND/Crypt-PBKDF2-0.261630/changes"}],"solutions":[{"lang":"en","value":"Upgrade to version 0.261630 or later."}],"source":{"discovery":"UNKNOWN"},"title":"Crypt::PBKDF2 versions before 0.261630 for Perl have a weak default algorithm and number of iterations","workarounds":[{"lang":"en","value":"Change the default algorithm to something stronger, such as \"HMACSHA2\", and the output_len accordingly (32 for SHA256).\n\nThe number of iterations should also be increased (600,000 for SHA256, for example)."}],"x_generator":{"engine":"cpansec-cna-tool 0.1"}},"adp":[{"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":5.3,"attackVector":"NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"NONE","confidentialityImpact":"LOW"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-06-12T17:46:14.634769Z","id":"CVE-2026-9641","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-06-12T17:46:30.101Z"}},{"title":"CVE Program Container","references":[{"url":"http://www.openwall.com/lists/oss-security/2026/06/12/5"},{"url":"http://www.openwall.com/lists/oss-security/2026/06/13/1"},{"url":"http://www.openwall.com/lists/oss-security/2026/06/14/1"},{"url":"http://www.openwall.com/lists/oss-security/2026/06/14/2"},{"url":"http://www.openwall.com/lists/oss-security/2026/06/14/3"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2026-06-14T14:46:24.576Z"}}]}}