What’s Vulnerable › Vulnerabilities
CVE-2025-43237
- Severity: critical (CVSS 9.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.5% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2025-07-30 · updated 2026-06-17
- Weakness: CWE-787
Description
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.6. An app may be able to cause unexpected system termination.
Affected products
- Apple macOS: before 15.6 — fixed in 15.6
How to fix
Upgrade to a fixed version: Apple macOS 15.6. Check the vendor advisory for mitigations.
References
Get alerted when CVE-2025-43237 or the next vulnerability affects your stack