CVE-2026-18367 — CRITICAL (9.3)

Vulnerability Description

A privilege escalation vulnerability allows local users to execute arbitrary code as root via Sophos Endpoint for macOS older than version 2026.1.1 and Sophos Home for macOS older than version 10.11.6.

CVSS Score

9.3

CRITICAL

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Related Weaknesses (CWE)

CWE-285

References

https://www.sophos.com/security-advisories/sophos-sa-20260806-ep-macos-lpe

FAQ

What is CVE-2026-18367?

CVE-2026-18367 is a vulnerability with a CVSS score of 9.3 (CRITICAL). A privilege escalation vulnerability allows local users to execute arbitrary code as root via Sophos Endpoint for macOS older than version 2026.1.1 and Sophos Home for macOS older than version 10.11.6...

How severe is CVE-2026-18367?

CVE-2026-18367 has been rated CRITICAL with a CVSS base score of 9.3/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2026-18367?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.