CVE-2021-21688

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CVSS 3.1

7.5 high

EPSS

1%p70

Published

Nov 4, 2021 (Nov 4, 2021)

Modified

Jun 17, 2026

Description

The agent-to-controller security check FilePath#reading(FileVisitor) in Jenkins 2.318 and earlier, LTS 2.303.2 and earlier does not reject any operations, allowing users to have unrestricted read access using certain operations (creating archives, FilePath#copyRecursiveTo).

Vendors: jenkins
Products: jenkins
Weakness: CWE-862
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

NVD CVE.org GitHub PoCs EPSS (1.4%)

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