CVE-2026-9641EPSS p9.3%
CVE-2026-9641CVE-2026-9641
Description
Crypt::PBKDF2 versions before 0.261630 for Perl have a weak default algorithm and number of iterations.
The default algorithm is HMAC-SHA1, which should only be used for legacy systems.
These versions default to using 1000 iterations.
Depending on the chosen algorithm, 220,000 to 1,400,000 iterations should be used.
Scoring
| CVSS | 5.3 () |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
| EPSS | 0.19% probability of exploitation · percentile 9.3% · 2026-06-19T12:03:05Z |
| Last modified | 2026-06-14 |