PT-2026-39799 · Apple · Macos Sequoia+4

Csaba Fitzl + 1 · Published 2026-05-11 · Updated 2026-05-11 · CVE-2026-28951

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions iOS versions prior to 18.7.9 iOS versions prior to 26.5 iPadOS versions prior to 18.7.9 iPadOS versions prior to 26.5 macOS Sequoia versions prior to 15.7.7 macOS Sonoma versions prior to 14.8.7 macOS Tahoe versions prior to 26.5

Description An authorization issue involving state management may allow an application to gain root privileges, which are the highest level of administrative access on a system.

Recommendations Update iOS to version 18.7.9 or 26.5. Update iPadOS to version 18.7.9 or 26.5. Update macOS Sequoia to version 15.7.7. Update macOS Sonoma to version 14.8.7. Update macOS Tahoe to version 26.5.

Fix

Incorrect Authorization

Weakness Enumeration

CWE-863

Related Identifiers

CVE-2026-28951

Affected Products

Ios

Ipados

Macos Sequoia

Macos Sonoma

Macos Tahoe

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2026-28951 · Security Note
• https://support.apple.com/en-us/127117 · Note
• https://support.apple.com/en-us/127116 · Note
• https://support.apple.com/en-us/127111 · Note
• https://support.apple.com/en-us/127115 · Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-28951 · Note
• https://support.apple.com/en-us/127110 · Note