CVE-2026-84590

Name of the Vulnerable Software and Affected Versions macOS Golden Gate versions prior to 27.2 macOS Sequoia versions prior to 15.8.2 macOS Tahoe versions prior to 26.7.2

Description An out-of-bounds write issue exists where a remote attacker could cause heap corruption or unexpected application termination. This occurs when data is written outside the intended memory boundary of a buffer, potentially corrupting adjacent memory. The issue was addressed by implementing improved bounds checking.

Recommendations Update macOS Golden Gate to version 27.2. Update macOS Sequoia to version 15.8.2. Update macOS Tahoe to version 26.7.2.