VDB

CVE-2026-43793

CVE-2026-43793 PUBLISHED CVSS 9.8 CRITICAL

Reported by apple · Published July 27, 2026

An issue existed in the handling of environment variables. This issue was addressed with improved validation. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may be able to cause unexpected system termination.

Risk Scores

CVSS 3.1
9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Products

VendorProductVersions
ApplemacOS0, 0, 0
ApplemacOS0, 0, 0

Timeline

  • Jul 27, 2026 CVE Published
  • Jul 28, 2026 Coalition ESS Score
  • Jul 28, 2026 Security Advisory

References

Open in Interactive Console →
$ Console Community · 100/wk Open console ›