GHSA-463r-5m89-4xfr
Jenkins Open Redirect Through Newline/Tab Characters in Redirect URL
At a glance
- Published
- Updated
- CVE
- CVE-2026-53437
- Aliases
- BIT-jenkins-2026-53437
- CVSS_V3
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
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 tab or newline characters between `//`, allowing attackers to perform phishing attacks.
Affected packages
| Package | Versions |
|---|---|
| Maven · org.jenkins-ci.main:jenkins-core | introduced 0, fixed 2.555.3 |
| Maven · org.jenkins-ci.main:jenkins-core | introduced 2.556, fixed 2.568 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2026-53437 ADVISORY
- https://github.com/jenkinsci/jenkins/commit/b32f2f27a82ed187a34f55b05edcc4a83563d574 WEB
- https://github.com/jenkinsci/jenkins/commit/8ef52891b07eb639b38271e4bab5dab3c0f10fda WEB
- https://www.jenkins.io/security/advisory/2026-06-10/#SECURITY-3711+3755 WEB
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-53437.json WEB
- https://github.com/jenkinsci/jenkins PACKAGE
- https://bugzilla.redhat.com/show_bug.cgi?id=2487544 WEB
- https://access.redhat.com/security/cve/CVE-2026-53437 WEB
- https://access.redhat.com/errata/RHSA-2026:60259 WEB
- https://access.redhat.com/errata/RHSA-2026:60256 WEB
- https://access.redhat.com/errata/RHSA-2026:60254 WEB
- https://access.redhat.com/errata/RHSA-2026:60252 WEB
- https://access.redhat.com/errata/RHSA-2026:60251 WEB
- https://access.redhat.com/errata/RHSA-2026:60250 WEB
- https://access.redhat.com/errata/RHSA-2026:60249 WEB
- https://access.redhat.com/errata/RHSA-2026:60248 WEB
- https://access.redhat.com/errata/RHSA-2026:60247 WEB
- https://access.redhat.com/errata/RHSA-2026:60246 WEB
- https://access.redhat.com/errata/RHSA-2026:60239 WEB
Sources
| Source | Licence |
|---|---|
| OSV.dev | CC-BY 4.0 — GitHub Advisory Database |