Observable discrepancy in Jenkins GitLab Plugin
Priority LOW 32CWE-203Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and GitHub. Impact type from CWE-203.
Summary
Jenkins GitLab Plugin 1.5.35 and earlier uses a non-constant time comparison function when checking whether the provided and expected webhook token are equal, potentially allowing attackers to use statistical methods to obtain a valid webhook token.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00808 57th percentileScored 2026-11-07
Fix Fixed org.jenkins-ci.plugins:gitlab-plugin (Maven): 1.5.36
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
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 GitLab Plugin | up to 1.5.35 | — | No fix listed | CNA |
| — | org.jenkins-ci.plugins:gitlab-plugin (Maven) | before 1.5.36 | 1.5.36 | Patch available | GHSA-f9f9-4r63-4qcc |
- Jenkins GitLab Plugin VendorJenkins Affected up to 1.5.35 Fixed in — No fix listed CNA
- org.jenkins-ci.plugins:gitlab-plugin (Maven) Vendor— Affected before 1.5.36 Fixed in 1.5.36 Patch available GHSA-f9f9-4r63-4qcc
Remediation
- Fix · GHSA-f9f9-4r63-4qcc org.jenkins-ci.plugins:gitlab-plugin (Maven) Fixed in 1.5.36 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2022-43411
- 2026-10-03 Alias added: GHSA-f9f9-4r63-4qcc
References
Advisory 3
More Jenkins Gitlab vulnerabilities
- TI-2022-15584 Cross-site scripting in Jenkins GitLab Plugin CVSS 3.1MEDIUM 5.4
- TI-2019-07610 Missing authorization in Jenkins GitLab Plugin CVSS 3.1HIGH 8.8
- TI-2019-07609 Cross-site request forgery in Jenkins GitLab Plugin CVSS 3.0HIGH 8.0
- TI-2022-13011 Missing authorization in Jenkins GitLab Plugin CVSS 3.1MEDIUM 6.5
- TI-2025-18134 Incorrect authorization in Jenkins GitLab Plugin CVSS 3.1MEDIUM 4.3
Sources
- CVE-2022-43411 · CVE Program
- CVE-2022-43411 · NVD
- FIRST EPSS
- GHSA-f9f9-4r63-4qcc · GitHub Advisory Database · CC BY 4.0
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