PT-2026-27554 · Apple · Macos Sequoia+3

Published 2026-03-24 · Updated 2026-04-15 · CVE-2026-28817

Positive Technologies (AI Summary)

CVSS v3.1

8.1

High

Base vector

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

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

Description A race condition existed due to improper state handling. This allowed a sandboxed process to potentially bypass sandbox restrictions.

Recommendations Update macOS to version 15.7.5. Update macOS to version 14.8.5. Update macOS to version 26.4.

Fix

Race Condition

Weakness Enumeration

CWE-362

Related Identifiers

CVE-2026-28817

Affected Products

Apple Macos

Macos Sequoia

Macos Sonoma

Macos Tahoe

References · 8

• https://safe-surf.ru/specialists/bulletins-nkcki/730329 · Security Note
• https://support.apple.com/en-us/126795 · Vendor Advisory
• https://support.apple.com/en-us/126796 · Vendor Advisory
• https://support.apple.com/en-us/126794 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-28817 · Security Note
• https://twitter.com/CVEarity/status/2044458804008652856 · Twitter Post
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-28817 · Note
• https://twitter.com/gap_dev/status/2036747942196056367 · Twitter Post