Improper authentication in Jenkins WSO2 Oauth Plugin
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and GitHub. Impact type from CWE-287.
Summary
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.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Jenkins | Jenkins WSO2 Oauth Plugin | 1.0 | — | No fix listed | CNA |
| — | org.jenkins-ci.plugins:wso2id-oauth (Maven) | up to 1.0 | — | No fix listed | GHSA-p89h-p4ph-4vj6 |
- Jenkins WSO2 Oauth Plugin VendorJenkins Affected 1.0 Fixed in — No fix listed CNA
- org.jenkins-ci.plugins:wso2id-oauth (Maven) Vendor— Affected up to 1.0 Fixed in — No fix listed GHSA-p89h-p4ph-4vj6
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2025-47889
- 2026-10-03 Alias added: GHSA-p89h-p4ph-4vj6
- 2026-10-18 EPSS moved to the 50th–90th percentile
References
More Jenkins Wso2 Oauth vulnerabilities
- TI-2023-14363 Cleartext storage of sensitive information in Jenkins WSO2 Oauth Plugin CVSS 3.1MEDIUM 6.5
- TI-2023-16193 Jenkins WSO2 Oauth Plugin 1.0 and earlier does not invalidate the previous session on login. CVSS 3.1MEDIUM 5.4
- TI-2023-16194 Cross-site request forgery in Jenkins WSO2 Oauth Plugin CVSS 3.1MEDIUM 5.4
- TI-2023-14362 Cleartext storage of sensitive information in Jenkins WSO2 Oauth Plugin CVSS 3.1MEDIUM 4.3
Sources
- CVE-2025-47889 · CVE Program
- CVE-2025-47889 · NVD
- FIRST EPSS
- GHSA-p89h-p4ph-4vj6 · GitHub Advisory Database · CC BY 4.0
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