CVE-2026-27100
- State
- Published
- Severity
- 4.3 Medium
- Published
- Feb 18, 2026
- Updated
- Feb 18, 2026
- Reserved
- Feb 17, 2026
Description
Jenkins 2.550 and earlier, LTS 2.541.1 and earlier accepts Run Parameter values that refer to builds the user submitting the build does not have access to, allowing attackers with Item/Build and Item/Configure permission to obtain information about the existence of jobs, the existence of builds, and if a specified build exists, its display name.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 4.3 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N | CISA-ADP |
Weaknesses
- CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
Affected Products
| Product | Versions |
|---|---|
JenkinsJenkins Project |
|
References
- Jenkins Security Advisory 2026-02-18vendor-advisory
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