{"id":"CVE-2026-9641","summary":"Crypt::PBKDF2 versions before 0.261630 for Perl have a weak default algorithm and number of iterations","details":"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.","modified":"2026-07-15T01:49:16.511617268Z","published":"2026-06-12T14:57:30.534Z","related":["openSUSE-SU-2026:11034-1"],"database_specific":{"cna_assigner":"CPANSec","cwe_ids":["CWE-916"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/9xxx/CVE-2026-9641.json"},"references":[{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2026/06/12/5"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2026/06/13/1"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2026/06/14/1"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2026/06/14/2"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2026/06/14/3"},{"type":"WEB","url":"https://cpan.org/modules"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/9xxx/CVE-2026-9641.json"},{"type":"ADVISORY","url":"https://metacpan.org/release/ARODLAND/Crypt-PBKDF2-0.261630/changes"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-9641"},{"type":"PACKAGE","url":"https://github.com/arodland/Crypt-PBKDF2"},{"type":"ARTICLE","url":"https://cheatsheetseries.owasp.org/cheatsheets/Password_Storage_Cheat_Sheet.html#pbkdf2"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/arodland/crypt-pbkdf2","events":[{"introduced":"0"},{"fixed":"63bd1c8b74ea5a98c0566da99cdf9c84a87073bf"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"fixed":"0.261630"}],"source":"AFFECTED_FIELD"}}],"versions":["0.161520","0.160410","0.150900","0.142390","0.140890","0.133330","0.131750","0.121930","v0.112020","v0.110461","v0.110460","v0.101170","v0.101160"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-9641.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"}]}