CVE-2026-53436
- State
- Published
- Severity
- 4.3 Medium
- Published
- Jun 10, 2026
- Updated
- Jun 10, 2026
- Reserved
- Jun 9, 2026
Description
Jenkins 2.567 and earlier, LTS 2.555.2 and earlier improperly determines that a redirect URL after login is legitimately pointing to Jenkins when it contains relative path segments (`./` or `../`), allowing attackers to perform phishing attacks.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 4.3 Medium | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N | CISA-ADP |
Weaknesses
- CWE-601 URL Redirection to Untrusted Site ('Open Redirect')
Affected Products
| Product | Versions |
|---|---|
JenkinsJenkins Project |
|
References
- Jenkins Security Advisory 2026-06-10vendor-advisory
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