PT-2026-27584 · Apple · Visionos+5

Published 2026-03-24 · Updated 2026-05-06 · CVE-2026-28861

Positive Technologies (AI Summary)

CVSS v3.1

4.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Safari versions prior to 26.4 iOS versions prior to 18.7.7 iPadOS versions prior to 18.7.7 macOS Tahoe versions prior to 26.4 visionOS versions prior to 26.4

Description A logic issue exists due to improved state management. A malicious website may be able to access script message handlers intended for other origins.

Recommendations Update Safari to version 26.4. Update iOS to version 18.7.7. Update iPadOS to version 18.7.7. Update macOS Tahoe to version 26.4. Update visionOS to version 26.4.

Fix

Related Identifiers

CVE-2026-28861

OPENSUSE-SU-2026:20518-1

SUSE-SU-2026:1364-1

SUSE-SU-2026:21180-1

USN-8237-1

Affected Products

Apple Macos

Safari

Ios

Ipados

Macos Tahoe

Visionos

References · 88

• https://ubuntu.com/security/CVE-2026-20652 · Vendor Advisory
• https://support.apple.com/en-us/126793 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2026:20518-1 · Vendor Advisory
• https://support.apple.com/en-us/126800 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-28857 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-28871 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-28861 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2026-28861 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-20676 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-20664 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-20691 · Vendor Advisory
• https://support.apple.com/en-us/126799 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-28859 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2026:21180-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-20635 · Vendor Advisory