CVE-2026-86950

Exploitation active confirmée

Ajoutée au catalogue CISA KEV le 29/09/2026, correctif exigé avant le 13/10/2026 pour les agences fédérales américaines.

Action requise : 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.

Description officielle (NVD)

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.

Preuves de concept publiques (6)

Dépôts tiers non vérifiés, parfois piégés. Ne les exécutez jamais en production : uniquement dans un environnement de test isolé.

• msuiche/hotcell · ★ 10 · 01/10/2026
  Runtime exploit monitor for Apple document/image pipelines (iOS/macOS) — EXPMON concept: Frida agent + behavioral rules. First target: the CVE-2026-86950 glyph chain.
• decalage2/detect_CVE-2026-86950 · ★ 6 · 02/10/2026
  A python tool to detect PDF files exploiting CVE-2026-86950
• 34zY/CVE-2026-86950 · ★ 1 · 01/10/2026
• java99999/CVE-2026-86950-POC · ★ 1 · 02/10/2026
  Out-of-bounds Write (CWE-787)
• 0xBlackash/CVE-2026-86950 · ★ 1 · 05/10/2026
  CVE-2026-86950
• jpdagostin0/CVE-2026-86950-POC · ★ 1 · 20/10/2026
  Proof of Concept for CVE-2026-86950

Références

• https://support.apple.com/en-us/149226 — Release Notes, Vendor Advisory
• https://support.apple.com/en-us/149228 — Release Notes, Vendor Advisory
• https://support.apple.com/en-us/149229 — Release Notes, Vendor Advisory
• http://seclists.org/fulldisclosure/2026/Sep/89 — Mailing List, Third Party Advisory
• http://seclists.org/fulldisclosure/2026/Sep/90 — Mailing List, Third Party Advisory
• http://seclists.org/fulldisclosure/2026/Sep/91 — Mailing List, Third Party Advisory
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-86950 — US Government Resource

En bref

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS : probabilité estimée d'exploitation dans les 30 prochains jours.

Produits concernés

Sources officielles

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