CVE-2026-43763
MEDIUMCVSS 5.5/10EPSS 0.16%
Last modified
CVE-2026-43763 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. A permissions issue was addressed by removing the vulnerable code. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. EPSS estimates a 0.16% chance of exploitation in the next 30 days.
Description
A permissions issue was addressed by removing the vulnerable code. 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 read files outside of its sandbox.
Metrics
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Apple | Macos | >= 14.0, < 14.8.8 |
| Apple | Macos | >= 15.0, < 15.7.8 |
| Apple | Macos | >= 26.0, < 26.6 |
References
- https://support.apple.com/en-us/128067Release Notes, Vendor Advisory
- https://support.apple.com/en-us/128071Release Notes, Vendor Advisory
- https://support.apple.com/en-us/128072Release Notes, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-43763?
A permissions issue was addressed by removing the vulnerable code. 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 read files outside of its sandbox.
How severe is CVE-2026-43763?
CVE-2026-43763 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.16% probability of exploitation in the next 30 days.
How do I fix CVE-2026-43763?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- Uncovering a hidden BOLA in Appsmith's snapshot logicStrix autonomously discovered a BOLA/IDOR vulnerability in Appsmith's snapshot deletion path.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2026-43763?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST
