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4.2 Medium

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…

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.

Affected products and versions

Product Affected versions Fixed in
Jenkins 2.580 earliest → < 2.580 2.580
Jenkins 2.568 earliest → < 2.568.3 2.568.3
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