CVE-2026-9641Crypt::PBKDF2 versions before 0.261630 for Perl have a weak default algorithm and number of iterations
Updated under an hour ago ()
Does this affect you?
It affects ARODLAND Crypt::PBKDF2. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 5.3 MEDIUM (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- Weakness (CWE)
- CWE-916
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- CPANSec
- NVD analysis
- Deferred
- Record last updated
- Jun 14, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
ARODLAND Crypt::PBKDF2 arodland:crypt_pbkdf2 (from the name) | before 0.261630 | CNA record |
References
- https://cheatsheetseries.owasp.org/cheatsheets/Password_Storage_Cheat_Sheet.html#pbkdf2technical-description
- https://metacpan.org/release/ARODLAND/Crypt-PBKDF2-0.261630/changesrelease-notes
- http://www.openwall.com/lists/oss-security/2026/06/12/5
- http://www.openwall.com/lists/oss-security/2026/06/13/1
- http://www.openwall.com/lists/oss-security/2026/06/14/1
- http://www.openwall.com/lists/oss-security/2026/06/14/2
- http://www.openwall.com/lists/oss-security/2026/06/14/3
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.