CVE-2026-86921: iOS and iPadOS 0 to before 26.7, 0 to before 27; +2 more affected products

CVE-2026-86921. CVSS 3.1 base score 6.2 (MEDIUM, Source advisory).

Affected technology

iOS and iPadOS · 0 to before 26.7, 0 to before 27
Apple

macOS · 0 to before 27
Apple

visionOS · 0 to before 27
Apple

Component: Not specified by the source

Attack conditions (Source advisory, CVSS 3.1): Local · No privileges required · No user interaction required

What an attacker can do

A local attacker may be able to overwrite restricted files. Source advisory’s CVSS 3.1 assessment (base score 6.2/10) rates confidentiality and availability impact as none; integrity impact as high.

Published 20-Oct-2026 01:49 UTC

CWE: CWE-269
CCR priority: 24.8 /100 (P4)
CVSS 3.1: 6.2 /10 · CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N · Source advisory
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-20 12:24:42.572884+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-86921.html