Auth bypass in Jenkins Wso2_oauth

CVE-2025-47889

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 usernam…

Vulnerability class: Broken Authentication

EPSS: 0.006 (45.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-47889?
CVE-2025-47889 is a critical-severity vulnerability in Jenkins Wso2_oauth, classified under Improper Authentication. CVSS score: 9.8/10. Published 2025-05-14.
How severe is CVE-2025-47889?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2025-47889 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.