CVE-2025-27625
March 05, 2025
In Jenkins 2.499 and earlier, LTS 2.492.1 and earlier, redirects starting with backslash ("\") characters are considered safe, allowing attackers to perform phishing attacks by having users go to a Jenkins URL that will forward them to a different site, because browsers interpret these characters as part of scheme-relative redirects.
Affected Packages
org.jenkins-ci.main:jenkins-core (JAVA):
Affected version(s) >=1.396 <2.492.2Fix Suggestion:
Update to version 2.492.2org.jenkins-ci.main:jenkins-core (JAVA):
Affected version(s) >=2.493 <2.500Fix Suggestion:
Update to version 2.500Additional Notes
The description of this vulnerability differs from MITRE.
Related Resources (4)
Do you need more information?
Contact UsCVSS v4
Base Score:
5.3
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
PASSIVE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
LOW
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
4.3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE
Weakness Type (CWE)
URL Redirection to Untrusted Site ('Open Redirect')
EPSS
Base Score:
0.08
