CVE-2021-21623

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.

• CWE-863

• http://www.openwall.com/lists/oss-security/2021/03/18/5Mailing List, Third Party Advisory
• https://www.jenkins.io/security/advisory/2021-03-18/#SECURITY-2180Vendor Advisory
• http://www.openwall.com/lists/oss-security/2021/03/18/5Mailing List, Third Party Advisory
• https://www.jenkins.io/security/advisory/2021-03-18/#SECURITY-2180Vendor Advisory

Published

Mar 18, 2021

Last Modified

Jun 17, 2026

Status

Modified

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