CVE-2026-5598

Description

Covert timing channel vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA core on all (core modules). Non-constant time comparisons risk private key leakage in FrodoKEM. This issue affects BC-JAVA: from 2.17.3 before 1.84.

References

• https://github.com/bcgit/bc-java/wiki/CVE%E2%80%902026%E2%80%905998