# CVE-2026-86950 — Apple iOS and iPadOS

> As of 2026-09-28, CVE-2026-86950 is a HIGH-severity vulnerability in Apple iOS and iPadOS, CVSS v3.1 8.8. Threadlinqs Intelligence links 1 tracked threat campaign to CVE-2026-86950, most recently “Apple CoreGraphics Out-of-Bounds Write (CVE-2026-86950) Possibly Exploited in Targeted Attacks”.

**Last updated:** 2026-09-28

## What is CVE-2026-86950?

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 26.7.1 and iPadOS 26.7.1, macOS Sequoia 15.8.1, macOS Tahoe 26.7.1. Processing a maliciously crafted file may lead to arbitrary code execution. Apple is aware of a report that this issue may have been exploited in an extremely sophisticated attack against specific targeted individuals on versions of iOS before iOS 27.

The record classifies CVE-2026-86950 under weakness class [CWE-787](https://cwe.mitre.org/data/definitions/787.html). Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs no prior authentication, needs a user to take an action first, and has high impact on confidentiality, integrity, availability. 2 affected-product entries are recorded, across 1 vendor, listed below. The identifier was first published 2 days ago.

## Severity and exploitation probability

- **CVSS v3.1 base score:** 8.8 — HIGH (`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H`)
- **CISA KEV:** Not listed in the CISA Known Exploited Vulnerabilities catalog
- **Threadlinqs priority:** 4.4/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- **Published:** 2026-09-28

## Is CVE-2026-86950 being exploited?

No public exploitation evidence for CVE-2026-86950 is recorded in the sources Threadlinqs tracks — CISA KEV, Exploit-DB, public proof-of-concept repositories and ProjectDiscovery Nuclei — as of 2026-09-28. That is an absence of evidence in those feeds, not a guarantee that the vulnerability is unexploited.

## Affected products and versions

- **Apple**: iOS and iPadOS, macOS

## How to fix CVE-2026-86950

No vendor patch reference has been recorded for CVE-2026-86950 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.

## Threat activity tracking CVE-2026-86950

1 tracked threat in the Threadlinqs corpus references CVE-2026-86950, either in the campaign’s CVE list or as an indicator on the campaign record.

- [Apple CoreGraphics Out-of-Bounds Write (CVE-2026-86950) Possibly Exploited in Targeted Attacks](https://intel.threadlinqs.com/threat/TL-2026-2745) — HIGH · 2026-09-28

## Sources

Enriched from CVE.org, NVD. Last verified by Threadlinqs on 2026-09-29. This product uses the NVD API but is not endorsed or certified by the NVD.

**Other references**

- [support.apple.com](https://support.apple.com/en-us/149226)
- [support.apple.com (149228)](https://support.apple.com/en-us/149228)
- [support.apple.com (149229)](https://support.apple.com/en-us/149229)

Canonical: https://intel.threadlinqs.com/cve/CVE-2026-86950
Full detection coverage and IOCs for threats exploiting CVE-2026-86950 via the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp