CVE-2025-40905: Dbook Www::oauth

High severity, CVSS 7.3. EPSS: 0.3% chance of exploitation in the next 30 days.

WWW::OAuth 1.000 and earlier for Perl uses the rand() function as the default source of entropy, which is not cryptographically secure, for cryptographic functions.

Affected products

• Dbook Www::oauth: up to and including 1.000

Published 2026-02-13. Last modified 2026-06-17.