CVE-2026-9641

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

Severity
MEDIUM
CVSS base score
5.3
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
EPSS probability
0.23%
CWE
CWE-916
Published
2026-06-12
Last modified
2026-06-14

Affected products

Weakness type

Related vulnerabilities

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