Name: CVE-2026-53436: URL Redirection to Untrusted Site
Creator: Rapid7
Published: 2026-06-10T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2026-53436, CWE-601, CVSS 4.3, EPSS 0.00364

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.

CVSS Details

CVSS 3.1 Base Score: 4.3
CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Freebsd	—	Upgrade jenkins-ltsUpgrade jenkins	Jun 18, 2026	Jun 17, 2026
Jenkins 2026 06 10	—	Upgrade Jenkins to version 2.568Upgrade Jenkins to the latest versionUpgrade Jenkins LTS to version 2.555.3Upgrade Jenkins LTS to the latest version	Jul 23, 2026	Jun 10, 2026

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CVSS Details

Covered by Rapid7

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