PT-2026-27563 · Apple · Macos Sonoma+3

Published 2026-03-24 · Updated 2026-04-15 · CVE-2026-28827

Positive Technologies (AI Summary)

CVSS v3.1

9.3

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions macOS versions prior to Sequoia 15.7.5 macOS versions prior to Sonoma 14.8.5 macOS versions prior to Tahoe 26.4

Description A flaw exists in how the operating system parses directory paths, potentially allowing an application to escape its designated sandbox. Improved path validation was implemented to address this issue.

Recommendations Update to macOS Sequoia version 15.7.5 or later. Update to macOS Sonoma version 14.8.5 or later. Update to macOS Tahoe version 26.4 or later.

Fix

Path traversal

Weakness Enumeration

CWE-22

Related Identifiers

CVE-2026-28827

Affected Products

Apple Macos

Macos Sequoia

Macos Sonoma

Macos Tahoe

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2026-28827 · Security Note
• https://support.apple.com/en-us/126795 · Vendor Advisory
• https://support.apple.com/en-us/126794 · Vendor Advisory
• https://safe-surf.ru/specialists/bulletins-nkcki/730327 · Security Note
• https://support.apple.com/en-us/126796 · Vendor Advisory
• https://twitter.com/CVEarity/status/2044459495171232174 · Twitter Post
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-28827 · Note