CVE-2026-43754: An app may be able to leak sensitive kernel state in Apple iOS and iPadOS
This issue was addressed with improved redaction of sensitive information. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may be able to leak sensitive kernel state.
AI Analysis
Technical Summary
CVE-2026-43754 is a medium severity vulnerability in Apple macOS where an application may be able to leak sensitive kernel state information. The issue arises from insufficient redaction of sensitive kernel data, potentially exposing confidential information. Apple has fixed this vulnerability in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, and macOS Tahoe 26.6 by improving the redaction process. The vulnerability has a CVSS 3.1 base score of 5.5 with vector AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N, indicating local attack vector, low attack complexity, no privileges required, user interaction required, unchanged scope, high confidentiality impact, and no impact on integrity or availability.
Potential Impact
An application running on affected macOS versions may leak sensitive kernel state information, potentially exposing confidential data. The vulnerability impacts confidentiality but does not affect integrity or availability. There are no known exploits in the wild at this time.
Mitigation Recommendations
This vulnerability is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, and macOS Tahoe 26.6. Users and administrators should update to these versions or later to remediate the issue. No additional mitigation steps are indicated by the vendor advisory.
CVE-2026-43754: An app may be able to leak sensitive kernel state in Apple iOS and iPadOS
Description
This issue was addressed with improved redaction of sensitive information. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may be able to leak sensitive kernel state.
CVSS v3.1
Score 5.5medium
Affected software
Apple
iOS and iPadOS
Apple
macOS
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-43754 is a medium severity vulnerability in Apple macOS where an application may be able to leak sensitive kernel state information. The issue arises from insufficient redaction of sensitive kernel data, potentially exposing confidential information. Apple has fixed this vulnerability in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, and macOS Tahoe 26.6 by improving the redaction process. The vulnerability has a CVSS 3.1 base score of 5.5 with vector AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N, indicating local attack vector, low attack complexity, no privileges required, user interaction required, unchanged scope, high confidentiality impact, and no impact on integrity or availability.
Potential Impact
An application running on affected macOS versions may leak sensitive kernel state information, potentially exposing confidential data. The vulnerability impacts confidentiality but does not affect integrity or availability. There are no known exploits in the wild at this time.
Mitigation Recommendations
This vulnerability is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, and macOS Tahoe 26.6. Users and administrators should update to these versions or later to remediate the issue. No additional mitigation steps are indicated by the vendor advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apple
- Date Reserved
- 2026-05-01T22:46:27.815Z
- State
- PUBLISHED
Threat ID: 6a67c1b79c2644c7f8cb0ed5
Added to database: 07/27/2026, 20:38:15 UTC
Last enriched: 07/29/2026, 23:33:37 UTC
Last updated: 09/11/2026, 19:31:55 UTC
Views: 50
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