CVE-2026-20610

Severity CVSS v4.0:

Pending analysis

Type:

CWE-59 Link Following

Publication date:

11/02/2026

Last modified:

12/02/2026

Description

This issue was addressed with improved handling of symlinks. This issue is fixed in macOS Tahoe 26.3. An app may be able to gain root privileges.

Impact

Vector 3.x

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.80 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x

7.80

Severity 3.x

HIGH

References to Advisories, Solutions, and Tools

https://support.apple.com/en-us/126348