VULNERABILITY INTELLIGENCE

CVE-2025-45765

CVSS score9.1 CRITICAL

EPSS probability0.17%

CISA KEVNot currently listed

Published2025-08-07

Last modified2026-06-17

Description

ruby-jwt v3.0.0.beta1 was discovered to contain weak encryption. NOTE: the Supplier's perspective is "keysize is not something that is enforced by this library. Currently more recent versions of OpenSSL are enforcing some key sizes and those restrictions apply to the users of this gem also."