High severity7.8NVD Advisory· Published Sep 14, 2026· Updated Oct 20, 2026
CVE-2026-84506
CVE-2026-84506
Description
A use after free issue was addressed with improved memory management. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. An app may be able to cause unexpected system termination or corrupt kernel memory.
Affected products
2Golden Gate 27, Sequoia 15.8, Tahoe 26.7+ 1 more
- (no CPE)range: Golden Gate 27, Sequoia 15.8, Tahoe 26.7
- cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*range: >=15.0,<15.8
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
1- Apple Updates Everything, (Mon, Sep 14th)SANS Internet Storm Center · Sep 14, 2026