Not a U.S. government website. NDD is an independent vulnerability database by Volerion and is not affiliated with or endorsed by NIST or NVD.
VOLERION
Volerion Security Research

NOT DEFERRED DATABASE

VULNERABILITIES

CVE-2026-86981 Details

Description

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.8, macOS Tahoe 26.7. An app may be able to cause unexpected system termination.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: CISA-ADPCVSS-B:5.5 MEDIUMVector:CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
https://support.apple.com/en-us/149042 [email protected]Release NotesVendor Advisory
https://support.apple.com/en-us/149043 [email protected]Release NotesVendor Advisory

Weakness Enumeration

CWE-IDCWE NameSource
CWE-787Out-of-bounds WriteCISA-ADP

Affected Products

ProductVersions
apple macos
>= 15.0, < 15.8
>= 26.0, < 26.7

CPE

  • cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

3 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-86981
NVD Published Date:
Oct 20, 2026
NVD Last Modified:
Oct 29, 2026
Source:
[email protected]
CVE-2026-86981 Details - Not Deferred