PT-2026-39743 · Apple · Ipados+6

Ruslan Dautov · Published 2026-05-11 · Updated 2026-05-11 · CVE-2026-28983

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions iOS versions prior to 18.7.9 iPadOS versions prior to 18.7.9 iOS versions prior to 26.5 iPadOS versions prior to 26.5 macOS Tahoe versions prior to 26.5 tvOS versions prior to 26.5 visionOS versions prior to 26.5 watchOS versions prior to 26.5

Description A type confusion issue exists where a remote attacker may be able to cause a denial of service. Type confusion occurs when a program accesses a resource using an incompatible type, leading to unexpected behavior or crashes.

Recommendations Update iOS to version 18.7.9 or 26.5 Update iPadOS to version 18.7.9 or 26.5 Update macOS Tahoe to version 26.5 Update tvOS to version 26.5 Update visionOS to version 26.5 Update watchOS to version 26.5

Fix

DoS

Type Confusion

Weakness Enumeration

CWE-843

Related Identifiers

CVE-2026-28983

Affected Products

Apple Macos

Ios

Ipados

Macos Tahoe

Tvos

Visionos

Watchos

References · 9

• https://support.apple.com/en-us/127111 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-28983 · Security Note
• https://support.apple.com/en-us/127118 · Vendor Advisory
• https://support.apple.com/en-us/127119 · Vendor Advisory
• https://support.apple.com/en-us/127110 · Vendor Advisory
• https://support.apple.com/en-us/127120 · Vendor Advisory
• https://support.apple.com/en-us/127115 · Vendor Advisory
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-28983 · Note
• https://twitter.com/dautovri/status/2053896766655746541 · Twitter Post