THREAT OPS › Threat News › [NVD] CVE-2026-84657 (MEDIUM 4.2) — 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.
[NVD] CVE-2026-84657 (MEDIUM 4.2) — 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.
CVE-2026-84657 CVSS: 4.2 MEDIUM Published: 2026-09-02T16:17:30.373
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.
Indicators of compromise
- CVE-2026-84657cve
Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-84657