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CVE-2026-86950: Apple Multiple Products Out-of-Bounds Write Vulnerability

Apple Multiple Products · in CISA KEV since 2026-09-29

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2026-09-29added to KEV

2026-10-02federal remediation due date

1.24%EPSS exploit probability (30 days) 68.1th percentile

8.8 HIGHCVSS 3.1

Unknownknown ransomware use

1days from NVD publication to KEV

What it is

Apple iOS, macOS, and iPadOS contain an out-of-bounds write vulnerability in CoreGraphics that may lead to arbitrary code execution.

Required action (CISA)

Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.

CWE	CWE-787
CVSS vector	`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H`
NVD published	2026-09-28 (Analyzed)

Original records: NVD · CISA KEV · JSON: /api/cve/CVE-2026-86950.json · all KEV CVEs

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