PT-2026-27543 · Apple · Macos Sequoia+8

Published 2026-03-24 · Updated 2026-04-15 · CVE-2026-20690

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions iOS versions prior to 18.7.7 iPadOS versions prior to 18.7.7 macOS Sequoia versions prior to 15.7.5 macOS Sonoma versions prior to 14.8.5 macOS Tahoe versions prior to 26.4 tvOS versions prior to 26.4 visionOS versions prior to 26.4 watchOS versions prior to 26.4

Description An issue involving out-of-bounds access exists due to insufficient bounds checking. Processing a specially crafted media file containing an audio stream may lead to process termination.

Recommendations Update iOS to version 18.7.7. Update iPadOS to version 18.7.7. Update macOS Sequoia to version 15.7.5. Update macOS Sonoma to version 14.8.5. Update macOS Tahoe to version 26.4. Update tvOS to version 26.4. Update visionOS to version 26.4. Update watchOS to version 26.4.

Fix

RCE

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

CVE-2026-20690

ZDI-26-230

Affected Products

Apple Macos

Ios

Ipados

Macos Sequoia

Macos Sonoma

Macos Tahoe

Tvos

Visionos

Watchos

References · 14

• https://zerodayinitiative.com/advisories/ZDI-26-230 · Security Note
• https://support.apple.com/en-us/126798 · Vendor Advisory
• https://support.apple.com/en-us/126796 · Vendor Advisory
• https://support.apple.com/en-us/126792 · Vendor Advisory
• https://support.apple.com/en-us/126799 · Vendor Advisory
• https://support.apple.com/en-us/126795 · Vendor Advisory
• https://support.apple.com/en-us/126797 · Vendor Advisory
• https://support.apple.com/en-us/126793 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-20690 · Security Note
• https://support.apple.com/en-us/126794 · Vendor Advisory
• https://twitter.com/TheZDIBugs/status/2039809800049958943 · Twitter Post
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-20690 · Note
• https://twitter.com/hosselot/status/2036901835898798209 · Twitter Post
• https://twitter.com/CVEarity/status/2044460205610803687 · Twitter Post