CVE-2026-43750: An app may be able to execute arbitrary code out of its sandbox or with certain elevated privileges in Apple macOS
A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may be able to execute arbitrary code out of its sandbox or with certain elevated privileges.
AI Analysis
Technical Summary
CVE-2026-43750 is a buffer overflow vulnerability in Apple macOS that may allow an application to execute arbitrary code outside its sandbox or with elevated privileges. The issue is mitigated by improved bounds checking and has been fixed in specific macOS versions: Sequoia 15.7.8, Sonoma 14.8.8, and Tahoe 26.6. The vulnerability is rated critical with a CVSS 3.1 base score of 9.8, reflecting its potential impact on confidentiality, integrity, and availability. No public exploit is currently known.
Potential Impact
Successful exploitation could lead to arbitrary code execution with elevated privileges or outside the sandbox, potentially compromising system security and allowing full system control. The vulnerability affects confidentiality, integrity, and availability of the affected systems.
Mitigation Recommendations
Apply the official fixes by updating to macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, or macOS Tahoe 26.6 as these versions contain the patch addressing this vulnerability. Patch status is confirmed by the vendor advisory indicating these versions fix the issue.
CVE-2026-43750: An app may be able to execute arbitrary code out of its sandbox or with certain elevated privileges in Apple macOS
Description
A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may be able to execute arbitrary code out of its sandbox or with certain elevated privileges.
CVSS v3.1
Score 9.8critical
Affected software
Apple
macOS
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-43750 is a buffer overflow vulnerability in Apple macOS that may allow an application to execute arbitrary code outside its sandbox or with elevated privileges. The issue is mitigated by improved bounds checking and has been fixed in specific macOS versions: Sequoia 15.7.8, Sonoma 14.8.8, and Tahoe 26.6. The vulnerability is rated critical with a CVSS 3.1 base score of 9.8, reflecting its potential impact on confidentiality, integrity, and availability. No public exploit is currently known.
Potential Impact
Successful exploitation could lead to arbitrary code execution with elevated privileges or outside the sandbox, potentially compromising system security and allowing full system control. The vulnerability affects confidentiality, integrity, and availability of the affected systems.
Mitigation Recommendations
Apply the official fixes by updating to macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, or macOS Tahoe 26.6 as these versions contain the patch addressing this vulnerability. Patch status is confirmed by the vendor advisory indicating these versions fix the issue.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apple
- Date Reserved
- 2026-05-01T22:46:21.647Z
- State
- PUBLISHED
Threat ID: 6a67c1b79c2644c7f8cb0eca
Added to database: 07/27/2026, 20:38:15 UTC
Last enriched: 07/29/2026, 21:13:49 UTC
Last updated: 09/11/2026, 07:31:53 UTC
Views: 49
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