CVE-2026-9641

MEDIUM EPSS 13.1%
Published Jun 12, 20262w ago · Modified Jun 17, 20262w ago
5.3 CVSS 3.1
Medium
Find Similar
Published Jun 12, 2026 2w ago
Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score
5.3
Exploitability
3.9
Impact
1.4
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Low
Integrity None
Availability None

Threat Intelligence

EPSS Exploit Probability
13.1% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-916

References 7

  • openwall.com http://www.openwall.com/lists/oss-security/2026/06/12/5
  • openwall.com http://www.openwall.com/lists/oss-security/2026/06/13/1
  • openwall.com http://www.openwall.com/lists/oss-security/2026/06/14/1
  • openwall.com http://www.openwall.com/lists/oss-security/2026/06/14/2
  • openwall.com http://www.openwall.com/lists/oss-security/2026/06/14/3
  • cheatsheetseries.owasp.org https://cheatsheetseries.owasp.org/cheatsheets/Password_Storage_Cheat_Sheet.html#pbkdf2
  • metacpan.org https://metacpan.org/release/ARODLAND/Crypt-PBKDF2-0.261630/changes

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.