CVE-2026-54369: acl < 2.4.0 Symlink Traversal Privilege Escalation via libacl Functions

Overview

Severity

High (CVSS 7.1)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-Jun

Released

2026-06-30

Last Updated

2026-07-01

EPSS Score

0.15% (percentile: 5.0%)

Affected Products (2)

Other

• 21510-17084
• 21528-17084

Revision History

• 2026-06-30: Information published.
• 2026-07-01: Information published.