CVE-2025-47889: Jenkins WSO2 OAuth

Critical severity, CVSS 9.8. EPSS: 0.6% chance of exploitation in the next 30 days.

In Jenkins WSO2 Oauth Plugin 1.0 and earlier, authentication claims are accepted without validation by the "WSO2 Oauth" security realm, allowing unauthenticated attackers to log in to controllers using this security realm using any username and any password, including usernames that do not exist.

Affected products

• Jenkins WSO2 OAuth: up to and including 1.0

Published 2025-05-14. Last modified 2026-06-17.