CVE-2026-43770: An app may be able to access sensitive user data in Apple macOS
A race condition was addressed with additional validation. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, tvOS 26.6. An app may be able to access sensitive user data.
AI Analysis
Technical Summary
This vulnerability involves a race condition that was mitigated by implementing additional validation checks. It affects multiple Apple OS versions, potentially allowing an app to access sensitive user data without proper authorization. The CVSS 3.1 vector indicates local attack vector, high attack complexity, no privileges required, user interaction required, unchanged scope, high confidentiality impact, no integrity or availability impact. The issue is resolved in specific patched OS versions.
Potential Impact
An attacker with local access and requiring user interaction could exploit this race condition to gain unauthorized access to sensitive user data. There is no impact on data integrity or availability. The confidentiality impact is high, but exploitation complexity is high and user interaction is necessary. No known active exploits have been reported.
Mitigation Recommendations
Apply the official patches provided by Apple in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, and tvOS 26.6 to remediate this vulnerability. No additional mitigation steps are indicated beyond updating to these fixed versions.
CVE-2026-43770: An app may be able to access sensitive user data in Apple macOS
Description
A race condition was addressed with additional validation. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, tvOS 26.6. An app may be able to access sensitive user data.
CVSS v3.1
Score 4.7medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a race condition that was mitigated by implementing additional validation checks. It affects multiple Apple OS versions, potentially allowing an app to access sensitive user data without proper authorization. The CVSS 3.1 vector indicates local attack vector, high attack complexity, no privileges required, user interaction required, unchanged scope, high confidentiality impact, no integrity or availability impact. The issue is resolved in specific patched OS versions.
Potential Impact
An attacker with local access and requiring user interaction could exploit this race condition to gain unauthorized access to sensitive user data. There is no impact on data integrity or availability. The confidentiality impact is high, but exploitation complexity is high and user interaction is necessary. No known active exploits have been reported.
Mitigation Recommendations
Apply the official patches provided by Apple in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, and tvOS 26.6 to remediate this vulnerability. No additional mitigation steps are indicated beyond updating to these fixed versions.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-2xqp-5hjv-jp5r
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-43770"]
- Database Specific Severity
- MODERATE
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a6942059c2644c7f86ce71c
Added to database: 07/28/2026, 23:57:57 UTC
Last enriched: 07/29/2026, 10:58:22 UTC
Last updated: 09/11/2026, 22:08:24 UTC
Views: 136
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.