CVE-2026-28827

CRITICAL

macOS < 14.8.5, < 15.7.5, < 26.4 - Sandbox Escape via Path Traversal

Title source: llm

Description

A parsing issue in the handling of directory paths was addressed with improved path validation. This issue is fixed in macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4. An app may be able to break out of its sandbox.

References (3)

Core 3

Core References

https://support.apple.com/en-us/126794

https://support.apple.com/en-us/126795

https://support.apple.com/en-us/126796

Scores

CVSS v3 9.3

EPSS 0.0001

EPSS Percentile 1.0%

Attack Vector LOCAL

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

Details

CWE

CWE-22

Status published

Products (4)

Apple/macOS < 14.8.5

Apple/macOS < 15.7.5

Apple/macOS < 26.4

apple/macos 14.0 - 14.8.5

Published Mar 25, 2026

Tracked Since Mar 25, 2026