CVE-2021-21687

critical

Published 2022-05-24 · Modified 2023-12-06

CVSS v3

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CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

CVSS v2

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VIR risk

9.5

Description

Multiple vulnerabilities allow bypassing path filtering of agent-to-controller access control in Jenkins

Exploit likelihood

30%

Patch ETA

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Heuristic predictions, AS-IS, for prioritization only.

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-202111-1

OS	Version	Status	Fixed in
arch		fixed	`2.319-1`

Ecosystem	Package	Vulnerable	Fixed
Maven	org.jenkins-ci.main:jenkins-core	`<2.303.3`	`2.303.3`
Maven	org.jenkins-ci.main:jenkins-core	`>=2.304,<2.319`	`2.319`

Verify integrity in audit chain (admin only). AS-IS.