CVE-2025-31129: Jooby-Project Jooby

High severity, CVSS 8.8. EPSS: 0.7% chance of exploitation in the next 30 days.

Jooby is a web framework for Java and Kotlin. The pac4j io.jooby.internal.pac4j.SessionStoreImpl#get module deserializes untrusted data. This vulnerability is fixed in 2.17.0 (2.x) and 3.7.0 (3.x).

Affected products

• Jooby-Project Jooby: from 3.0.0.M1, before 3.7.0 (fixed in 3.7.0); before 2.17.0 (fixed in 2.17.0)

Published 2025-03-31. Last modified 2026-06-17.