CVE-2026-8647

Medium

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.

SeverityMedium

CVSS4.8

Exploit probability—

ProductCrypt::ScryptKDF

PublishedMay 26, 2026

First seenMay 26, 2026

Weakness typeCWE-338CWE-338

How to fix

Vendor advisories

metacpan.org/release/MIK/Crypt-ScryptKDF-0.011/changes

Affected products

Product	Affected versions	Fixed in
MIK Crypt::ScryptKDF	v ≤ 0.010	—

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.