PT-2026-65188 · Apple · Macos Sequoia+2

CVE-2026-43793 · Published 2026-07-27 · Updated 2026-07-27

Positive Technologies (AI Summary)

Name of the Vulnerable Software and Affected Versions macOS Sequoia versions prior to 15.7.8 macOS Sonoma versions prior to 14.8.8 macOS Tahoe versions prior to 26.6

Description An issue exists in the handling of environment variables due to insufficient validation. This flaw may allow an application to cause unexpected system termination.

Recommendations Update macOS Sequoia to version 15.7.8. Update macOS Sonoma to version 14.8.8. Update macOS Tahoe to version 26.6.

Related Identifiers

CVE-2026-43793

Affected Products

Macos Sequoia

Macos Sonoma

Macos Tahoe

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2026-43793 · Security Note
• https://support.apple.com/en-us/128067 · Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-43793 · Note
• https://support.apple.com/en-us/128071 · Note
• https://support.apple.com/en-us/128072 · Note