CVE-2026-86950

highpriority · act · 90OT risk · criticalKEV · exploitedEU KEV · CSIRT-IEEPSS 0.012 · 69 %ileexploit · PoCDENLRUUS
grimoire priorityP0 · Act now
Exploitable?
Yes · in the wild
CISA KEV · 5 exploits · PoC
Likely / severe?
1.24% (69th) EPSS
CVSS 8.8 · high
Is it mine?
17 products
Check your exposure
Who says so?
4 sources
fstec_bdu · cert_bund · ncsc_nl · nvd

added 2026-09-29remediate by 2026-10-13

required action 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.

EU KEVflagged by CSIRT-IEreported 2026-10-08patched 2026-09-28

EPSS · scored 2026-10-22

Apple Multiple Products Out-of-Bounds Write Vulnerability

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.

01

cvss

Technical severity, 0–10. One row per scoring source.

8.8
010

base score 0–10 · higher = more severe · hover a vector to decode

v3.18.8highAV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU
v3.18.8highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondaryexploitability 2.8 · impact 5.9
v3.18.8highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:Hsecondary · CVSS-BT (t0sche)
v3.18.8highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · NCSC-NL NL
02

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: active · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS
03

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-787USCWE-787USCWE-787US
04

exploits (5)

Public proof-of-concept and weaponised exploit code.

05

affected products (17)

Products and version ranges known to be affected.

06

advisories (2)

Vendor and ecosystem advisories describing this.

  • NCSC-2026-0397Kwetsbaarheid verholpen in Apple CoreGraphicsNL2026-10-01csaf · ncsc_nlNL

    Apple heeft een kwetsbaarheid verholpen in CoreGraphics op iOS, iPadOS en macOS.

  • WID-SEC-W-2026-3609Apple iOS, iPadOS, macOS Tahoe und Sequoia: Schwachstelle ermöglicht CodeausführungDeutsch2026-09-28csaf · cert_bundDE

    Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Apple iOS und iPadOS sowie in macOS Tahoe und Sequoia ausnutzen, um beliebigen Programmcode auszuführen.

07

also known as (1)

Other names and identifiers for this entity.

08

sources

Which sources assert this record, and when.

fstec_bducert_bundncsc_nlnvdNVDCVE.orgMITRE
published 2026-09-28modified 2026-10-02
09

references (7) nvd

External citations — patches, advisories, analysis.

scry

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