Cross-site scripting in Jenkins Gitlab Hook Plugin
Priority HIGH 71CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub. Impact type from CWE-79.
Summary
Jenkins Gitlab Hook Plugin 1.4.2 and earlier does not escape project names in the build_now endpoint, resulting in a reflected XSS vulnerability.
Why it matters now
EPSS 0.93206 99th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Jenkins | Jenkins Gitlab Hook Plugin | up to 1.4.2 | — | No fix listed | CNA |
| — | org.jenkins-ci.ruby-plugins:gitlab-hook (Maven) | up to 1.4.2 | — | No fix listed | GHSA-8696-836p-c8qp |
- Jenkins Gitlab Hook Plugin VendorJenkins Affected up to 1.4.2 Fixed in — No fix listed CNA
- org.jenkins-ci.ruby-plugins:gitlab-hook (Maven) Vendor— Affected up to 1.4.2 Fixed in — No fix listed GHSA-8696-836p-c8qp
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-2096
- 2026-10-03 Alias added: GHSA-8696-836p-c8qp
References
Exploit 1
Advisory 3
More Jenkins Gitlab Hook vulnerabilities
- TI-2018-15845 A exposure of sensitive information vulnerability exists in Jenkins Gitlab Hook Plugin… CVSS 3.0MEDIUM 6.5
Sources
- CVE-2020-2096 · CVE Program
- CVE-2020-2096 · NVD
- FIRST EPSS
- GHSA-8696-836p-c8qp · GitHub Advisory Database · CC BY 4.0
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