Description
The issue was addressed with improved memory handling. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. An attacker with memory write capability may be able to bypass pointer authentication codes and run arbitrary code.
Published: 2026-10-26
Score: 7.8 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Sat, 07 Nov 2026 07:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Fri, 06 Nov 2026 22:00:00 +0000

Type Values Removed Values Added
Title Arbitrary Code Execution via Pointer Authentication Bypass in Apple macOS

Fri, 06 Nov 2026 19:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}


Tue, 27 Oct 2026 04:30:00 +0000

Type Values Removed Values Added
Title Arbitrary Code Execution via Pointer Authentication Bypass in Apple macOS
First Time appeared Apple
Apple macos
Weaknesses CWE-119
Vendors & Products Apple
Apple macos

Mon, 26 Oct 2026 21:00:00 +0000

Type Values Removed Values Added
Description The issue was addressed with improved memory handling. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. An attacker with memory write capability may be able to bypass pointer authentication codes and run arbitrary code.
References

cve-icon MITRE

Status: PUBLISHED

Assigner: apple

Published:

Updated: 2026-11-07T04:55:56.246Z

Reserved: 2026-09-08T16:43:41.881Z

Link: CVE-2026-86958

cve-icon Vulnrichment

Updated: 2026-11-06T18:58:10.491Z

cve-icon NVD

Status : Undergoing Analysis

Published: 2026-10-26T21:20:33.703

Modified: 2026-11-07T05:19:02.107

Link: CVE-2026-86958

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-06T21:45:10Z

Weaknesses