🛡️ CVE-2026-43814 — ipados

🔴 CVSS 9.8 — Critical ✅ No Known Exploit CWE-416 NVD
9.8
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, tvOS 26.6, watchOS 26.6. An app may be able to cause unexpected system termination.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity high, availability high.

Weakness class

CVE-2026-43814 is classified as CWE-416: Use After Free. Memory is used after being released, so its contents may already belong to something else.

Affected software

CVE-2026-43814 is recorded against 5 packages.

  • ipados (fixed in 26.6)
  • iphone-os (fixed in 26.6)
  • macos (from 26.0 up to 26.6)
  • tvos (fixed in 26.6)
  • watchos (fixed in 26.6)

Timeline and source

Published on 27 July 2026 and last revised on 28 July 2026. No public exploit is currently recorded for this entry. Record sourced from NVD.

References

support.apple.com
support.apple.com
support.apple.com
support.apple.com

Details

Severity CRITICAL
CVSS Score 9.8
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE CWE-416
Public Exploit ✅ No
Source NVD
Published 2026-07-27
Updated 2026-08-11
Modified 2026-07-28
Fix URL N/A

Affected Packages

Software From version Fixed in
ipados — 26.6
iphone-os — 26.6
macos 26.0 26.6
tvos — 26.6
watchos — 26.6

References

Release Notes, Vendor Advisory https://support.apple.com/en-us/128066
Release Notes, Vendor Advisory https://support.apple.com/en-us/128067
Release Notes, Vendor Advisory https://support.apple.com/en-us/128068
Release Notes, Vendor Advisory https://support.apple.com/en-us/128069

Similar Threats

Exploit Protection

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