CVE-2025-9341: Legion Of The Bouncy Castle Inc Bouncy Castle For Java Fips

Medium severity, CVSS 5.9. EPSS: 0.2% chance of exploitation in the next 30 days.

Uncontrolled Resource Consumption vulnerability in Legion of the Bouncy Castle Inc. Bouncy Castle for Java FIPS bc-fips on All (API modules), Legion of the Bouncy Castle Inc. Bouncy Castle for Java LTS bcprov-lts8on on All (API modules) allows Excessive Allocation. This vulnerability is associated with program files org/bouncycastle/crypto/fips/AESNativeCBC.Java, org/bouncycastle/crypto/engines/AESNativeCBC.Java. This issue affects Bouncy Castle for Java FIPS: 2.1.0; Bouncy Castle for Java LTS: from 2.73.0 through 2.73.7.

Affected products

• Legion Of The Bouncy Castle Inc Bouncy Castle For Java Fips: version 2.1.0 only
• Legion Of The Bouncy Castle Inc Bouncy Castle For Java LTS: from 2.73.0, up to and including 2.73.7

Published 2025-08-22. Last modified 2026-06-17.