CVE-2026-84657

Published Sep 2, 2026

Last updated 5 days ago

Overview

Description
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.
Source
jenkinsci-cert@googlegroups.com
NVD status
Analyzed
Products
jenkins

Risk scores

CVSS 3.1

Type
Secondary
Base score
4.2
Impact score
2.5
Exploitability score
1.6
Vector string
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:L
Severity
MEDIUM

Weaknesses

134c704f-9b21-4f2e-91b3-4a467353bcc0
CWE-862

Social media

Hype score
Not currently trending

Configurations

References

Sources include official advisories and independent security research.