Critical severity9.1NVD Advisory· Published Sep 14, 2026· Updated Sep 17, 2026
CVE-2026-43790
CVE-2026-43790
Description
The issue was addressed with improved memory handling. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. A remote attacker may be able to cause unexpected system termination or corrupt kernel memory.
Affected products
2cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*range: >=15.0,<15.8
- (no CPE)range: Golden Gate 27, Sequoia 15.8, Tahoe 26.7
Patches
Vulnerability mechanics
References
3- support.apple.com/en-us/149035nvdRelease NotesVendor Advisory
- support.apple.com/en-us/149042nvdRelease NotesVendor Advisory
- support.apple.com/en-us/149043nvdRelease NotesVendor Advisory
News mentions
2- ⚡ Weekly Recap: Cisco 0-Day, AI Agent RCE, ClickFix Attacks, ClickFix Surge, and Browser HijacksThe Hacker News · Sep 21, 2026
- Apple Updates Everything, (Mon, Sep 14th)SANS Internet Storm Center · Sep 14, 2026