Jenkins Open Redirect Through Newline/Tab Characters in Redirect URL
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.
01
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2026-53437US | — | — | ||
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 charact… | ||||
02
references
External citations — patches, advisories, analysis.
- https://access.redhat.com/errata/RHSA-2026:60239WEB
- https://access.redhat.com/errata/RHSA-2026:60246WEB
- https://access.redhat.com/errata/RHSA-2026:60247WEB
- https://access.redhat.com/errata/RHSA-2026:60248WEB
- https://access.redhat.com/errata/RHSA-2026:60249WEB
- https://access.redhat.com/errata/RHSA-2026:60250WEB
- https://access.redhat.com/errata/RHSA-2026:60251WEB
- https://access.redhat.com/errata/RHSA-2026:60252WEB
scry
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