CVE-2026-86943

macOS Denial‑of‑Service via Memory Handling Flaw

Published Oct 26, 2026 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Description
The issue was addressed with improved memory handling. This issue is fixed in macOS Golden Gate 27.2. A remote attacker may be able to cause a denial-of-service.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
References
History
Type Values Removed Values Added
CPEs cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
Type Values Removed Values Added
Title macOS Denial‑of‑Service via Memory Handling Flaw
Type Values Removed Values Added
Title Remote Denial‑of‑Service via Improper Memory Handling in macOS Golden Gate 27.2
Weaknesses CWE-399
Type Values Removed Values Added
Weaknesses CWE-119
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Title Remote Denial‑of‑Service via Improper Memory Handling in macOS Golden Gate 27.2
First Time appeared Apple
Apple macos
Weaknesses CWE-399
Vendors & Products Apple
Apple macos
Type Values Removed Values Added
Description The issue was addressed with improved memory handling. This issue is fixed in macOS Golden Gate 27.2. A remote attacker may be able to cause a denial-of-service.
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
apple
Published
Updated
Nov 4, 2026, 1:26 PM
Reserved
Sep 8, 2026, 4:43 PM
Status
Analyzed
Published
Oct 26, 2026, 9:20 PM
Modified
Nov 5, 2026, 1:55 PM