Vulnerability Details CVE-2026-84590
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27.2, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. A remote attacker may be able to cause unexpected app termination or heap corruption.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 25.1%
CVSS Severity