CVE-2026-53436
Last modified
CVE-2026-53436 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. 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.. EPSS estimates a 0.28% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Jenkins | Jenkins | < 2.555.3 |
| Jenkins | Jenkins | < 2.568 |
References
Timeline
- Published
- Last Modified
- Status
- Analyzed
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