CVE-2026-84657

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.

CVSS v3 4.2 MEDIUM

4.2^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.6 / Impact : 2.5

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

References

Link	Resource
https://www.jenkins.io/security/advisory/2026-09-02/#SECURITY-4015	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:jenkins:jenkins:::::lts:::*
	cpe:2.3:a:jenkins:jenkins:::::-:::*

History

No history.

Information

Published : 2026-09-02 16:17

Updated : 2026-09-15 18:05

NVD link : CVE-2026-84657

Mitre link : CVE-2026-84657

CVE.ORG link : CVE-2026-84657

JSON object : View

Products Affected

jenkins

jenkins

CWE

CWE-862

Missing Authorization

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