Vulnerability DatabaseCVE-2026-84657
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CVE-2026-84657
Published:September 02, 2026
Updated:September 22, 2026
In Jenkins 2.579 and earlier, LTS 2.568.2 and earlier, the build CLI command does not check the Item/Cancel permission when using the -s flag to cancel a build triggered to wait for completion, allowing attackers with Item/Build permission to cancel builds started by other users.
Affected Packages
https://github.com/jenkinsci/jenkins.git (GITHUB):
Affected version(s) >=jenkins-2.568.1-rc <jenkins-2.568.3
Fix Suggestion:
Update to version jenkins-2.568.3
https://github.com/jenkinsci/jenkins.git (GITHUB):
Affected version(s) >=jenkins-1.409.1 <jenkins-2.580
Fix Suggestion:
Update to version jenkins-2.580
org.jenkins-ci.main:jenkins-core (JAVA):
Affected version(s) >=1.396 <2.580
Fix Suggestion:
Update to version 2.580
org.jenkins-ci.main:jenkins-core (JAVA):
Affected version(s) >=2.568 <2.568.3
Fix Suggestion:
Update to version 2.568.3
Related Resources (1)
https://www.jenkins.io/security/advisory/2026-09-02/#SECURITY-4015
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CVSS v4
Base Score:
2.3
Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
LOW
Vulnerable System Availability
LOW
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
4.2
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
LOW
Weakness Type (CWE)
Missing Authorization
CWE-862
EPSS
Base Score:
0.18