PT-2026-27551 · Apple · Macos Sequoia+3

Published 2026-02-11 · Updated 2026-04-15 · CVE-2026-20699

Positive Technologies (AI Summary)

CVSS v3.1

6.2

Medium

Base vector

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

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 flaw exists in Intel-based Mac computers that could allow an application to access user-sensitive data. This issue was addressed through enhanced code-signing restrictions.

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

Fix

Improper Verification of Cryptographic Signature

Weakness Enumeration

CWE-347

Related Identifiers

CVE-2026-20699

Affected Products

Apple Macos

Macos Sequoia

Macos Sonoma

Macos Tahoe

References · 7

• https://support.apple.com/en-us/126794 · Vendor Advisory
• https://support.apple.com/en-us/126795 · Vendor Advisory
• https://support.apple.com/en-us/126348 · Vendor Advisory
• https://support.apple.com/en-us/126796 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-20699 · Security Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-20699 · Note
• https://twitter.com/CVEarity/status/2044461017317736584 · Twitter Post