CVE-2026-8647

MEDIUM EPSS 12.6%
Published May 26, 20261mo ago · Modified Jun 17, 20261w ago
4.8 CVSS 3.1
Medium
Find Similar
Published May 26, 2026 1mo ago
Last Modified Jun 17, 2026 1w ago

Description

Crypt::ScryptKDF versions through 0.010 for Perl uses insecure random number source when no CSPRNG module is available. The random_bytes function fell back to using the built-in rand() function when none of the Perl modules Crypt::PRNG, Crypt::OpenSSL::Random, Net::SSLeay, Crypt::Random, or Bytes::Random::Secure were available.

CVSS Details

Base Score
4.8
Exploitability
2.2
Impact
2.5
Vector string
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Low
Integrity Low
Availability None

Threat Intelligence

EPSS Exploit Probability
12.6% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-338

References 3

  • openwall.com http://www.openwall.com/lists/oss-security/2026/05/26/8
  • metacpan.org https://metacpan.org/release/MIK/Crypt-ScryptKDF-0.011/changes
  • metacpan.org https://metacpan.org/release/MIK/Crypt-ScryptKDF-0.011/diff/MIK/Crypt-ScryptKDF-0.010#lib/Crypt/ScryptKDF.pm

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.