CVE-2026-8149: Legion Of The Bouncy Castle Inc Bc-Fja

Medium severity, CVSS 5.1. EPSS: 0.2% chance of exploitation in the next 30 days.

A vulnerability in Legion of the Bouncy Castle Inc. BC-LTS bcprov-lts8on on X86_64, AVX, AVX-512f, Linux, Legion of the Bouncy Castle Inc. BC-FJA bc-fips on Linux, X86_64, AVX, AVX-512f. This vulnerability is associated with program files gcm128w, gcm512w, gcm128w.C, gcm512w.C. This issue affects BC-LTS: from 2.73.0 before 2.73.11; BC-FJA: from 2.1.0 before 2.1.3.

Affected products

• Legion Of The Bouncy Castle Inc Bc-Fja: from 2.1.0, before 2.1.3 (fixed in 2.1.3)
• Legion Of The Bouncy Castle Inc Bc-LTS: from 2.73.0, before 2.73.11 (fixed in 2.73.11)

Published 2026-05-08. Last modified 2026-07-21.