CVE-2026-53437
4.3
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Summary
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 tab or newline characters between //, allowing attackers to perform phishing attacks.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Jenkins Project | Jenkins | 2.568 < * | unaffected |
| Jenkins Project | Jenkins | 2.555.3 < 2.555.* | unaffected |
Weaknesses
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
jenkins: Jenkins: Phishing attack via improper redirect URL validation
Additional References
- https://access.redhat.com/security/cve/CVE-2026-53437
- https://bugzilla.redhat.com/show_bug.cgi?id=2487544
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-53437.json
References
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