CVE-2021-21623

—

CVSS 3.1

6.5 medium

EPSS

1%p61

Published

Mar 18, 2021 (Mar 18, 2021)

Modified

Jun 17, 2026

Description

An incorrect permission check in Jenkins Matrix Authorization Strategy Plugin 2.6.5 and earlier allows attackers with Item/Read permission on nested items to access them, even if they lack Item/Read permission for parent folders.

Vendors: jenkins
Products: matrix authorization strategy
Weakness: CWE-863
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

NVD CVE.org GitHub PoCs EPSS (1.0%)

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