CVE-2026-43722: An app may be able to leak sensitive kernel state in Apple iOS and iPadOS
The issue was addressed with improved input sanitization. This issue is fixed in iOS 26.5.2 and iPadOS 26.5.2, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.5.2. An app may be able to leak sensitive kernel state.
AI Analysis
Technical Summary
CVE-2026-43722 is a vulnerability affecting Apple iOS and iPadOS where an application may leak sensitive kernel state information. The root cause is insufficient input sanitization. Apple fixed this issue in iOS 26.5.2 and iPadOS 26.5.2, along with related macOS versions. The CVSS 3.1 base score is 5.5, reflecting a medium severity with local attack vector, low attack complexity, requiring low privileges and no user interaction, impacting confidentiality only.
Potential Impact
An attacker with local privileges on a vulnerable iOS or iPadOS device could exploit this vulnerability to leak sensitive kernel state information. This could potentially aid in further attacks or information disclosure. The vulnerability does not impact integrity or availability.
Mitigation Recommendations
Apply the official Apple updates iOS 26.5.2 and iPadOS 26.5.2 or later, which include the fix through improved input sanitization. No other mitigation is indicated. Patch status is confirmed by the vendor advisory.
CVE-2026-43722: An app may be able to leak sensitive kernel state in Apple iOS and iPadOS
Description
The issue was addressed with improved input sanitization. This issue is fixed in iOS 26.5.2 and iPadOS 26.5.2, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.5.2. An app may be able to leak sensitive kernel state.
CVSS v3.1
Score 5.5medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-43722 is a vulnerability affecting Apple iOS and iPadOS where an application may leak sensitive kernel state information. The root cause is insufficient input sanitization. Apple fixed this issue in iOS 26.5.2 and iPadOS 26.5.2, along with related macOS versions. The CVSS 3.1 base score is 5.5, reflecting a medium severity with local attack vector, low attack complexity, requiring low privileges and no user interaction, impacting confidentiality only.
Potential Impact
An attacker with local privileges on a vulnerable iOS or iPadOS device could exploit this vulnerability to leak sensitive kernel state information. This could potentially aid in further attacks or information disclosure. The vulnerability does not impact integrity or availability.
Mitigation Recommendations
Apply the official Apple updates iOS 26.5.2 and iPadOS 26.5.2 or later, which include the fix through improved input sanitization. No other mitigation is indicated. Patch status is confirmed by the vendor advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apple
- Date Reserved
- 2026-05-01T22:46:21.645Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a42d3d327e9c7971972d083
Added to database: 06/29/2026, 20:21:39 UTC
Last enriched: 07/30/2026, 00:56:41 UTC
Last updated: 08/11/2026, 00:41:12 UTC
Views: 269
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