CVEvulnerability

CVE-2026-53437

4.3 MEDIUM Published 2026-06-10 Modified 2026-10-26 Official page ↗
Status
Modified
Published
2026-06-10
Last modified
2026-10-26
Assigner
[email protected]
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
4.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
CVSS 3.1 (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)
7.4 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
Weaknesses
CWE-601

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 configurations

• jenkins jenkins (< 2.555.3) • jenkins jenkins (< 2.568)

Related

Weakness · CWE (1)

  • CWE-601 URL Redirection to Untrusted Site weakness

References