CVE-2026-64767

criticalpriority · track · 0EPSS 0.009 · 59 %ileDEEUFRNLUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.90% (59th) EPSS

CVSS 9.8 · critical

Is it mine?

15 products

Check your exposure

Who says so?

6 sources

cnnvd · enisa_euvd · cert_bund · ncsc_nl

EPSS · scored 2026-10-27

A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.7.8, macOS Sequoia 15.8.2, macOS Sonoma 14.8.8, macOS Tahoe 26.6. A remote attacker may be able to cause unexpected system termination or corrupt kernel memory.

cvss

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

9.8

010

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

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · ENISA EU

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondaryexploitability 3.9 · impact 5.9

v3.19criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · NCSC-NL NL

ssvc

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

Exploitation: none · Automatable: yes · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-120USCWE-120US

affected products (15)

Products and version ranges known to be affected.

Apple IOS< 18.7.11cert_bundDE
Apple IOS< 27.2cert_bundDE
Apple Safari< 27.2cert_bundDE
Apple iPadOS< 18.7.11cert_bundDE
Apple iPadOS< 27.2cert_bundDE
Apple macOS≤ Tahoe <26.7.2cert_bundDE
Apple macOS≤ Golden Gate <27.2cert_bundDE
Apple macOS≤ Sequoia <15.8.2cert_bundDE
Apple macOS0 → 14.8.8enisa_euvdEU
Apple macOS0 → 15.7.8enisa_euvdEU
Apple macOS0 → 26.6enisa_euvdEU
Apple macOS≤ vers:unknown/*ncsc_nlNL
apple macos14.0 → 14.8.8nvdUScpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
apple macos15.0 → 15.7.8nvdUScpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
apple macos26.0 → 26.6nvdUScpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*

advisories (5)

Vendor and ecosystem advisories describing this.

NCSC-2026-0267Kwetsbaarheden verholpen in Apple MacOSNL2026-07-28csaf · ncsc_nlNL
Apple heeft meerdere kwetsbaarheden verholpen in MacOS, specifiek in de versies Sequoia 15.7.8, Sonoma 14.8.8 en Tahoe 26.x.
NCSC-2026-0455Kwetsbaarheden verholpen in Apple MacOSNL2026-10-27csaf · ncsc_nlNL
Apple heeft meerdere kwetsbaarheden verholpen in macOS, met name in de versies Golden Gate 27.2, Sequoia 15.8.2, Tahoe 26.7.2 en Monterey 12.4.
WID-SEC-W-2026-2543Apple macOS (Tahoe, Sonoma und Sequoia): Mehrere SchwachstellenDeutsch2026-07-27csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Apple macOS Tahoe, Sonoma und Sequoia ausnutzen, um seine Privilegien zu erhöhen, um beliebigen Programmcode auszuführen, um einen Denial of Service Angriff durchzuführen, um Informationen offenzulegen, um Dateien zu manipulieren, und um Sicherheitsvorkehrungen zu umgehen.
WID-SEC-W-2026-4165Apple iOS, iPadOS, macOS und Safari: Mehrere SchwachstellenDeutsch2026-10-26csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Apple iOS, Apple iPadOS, Apple macOS und Apple Safari ausnutzen, um erweiterte Berechtigungen – einschließlich Root-Rechte – zu erlangen, beliebigen Code auszuführen, Sicherheitsmaßnahmen zu umgehen, Daten zu manipulieren oder offenzulegen oder einen Denial-of-Service-Zustand auszulösen.
CERTFR-2026-AVI-1387Multiples vulnérabilités dans les produits AppleFrançais2026-10-27vendor · certfrFR

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cert_bund ncsc_nl nvd certfr NVD CVE.org MITRE

published 2026-07-27modified 2026-10-26

references (10)

External citations — patches, advisories, analysis.

https://support.apple.com/en-us/128067 cnnvd
https://support.apple.com/en-us/128071 cnnvd
https://support.apple.com/en-us/128072 cnnvd
https://support.apple.com/en-us/128067 enisa_euvd
https://support.apple.com/en-us/128071 enisa_euvd
https://support.apple.com/en-us/128072 enisa_euvd
https://support.apple.com/en-us/128067Release NotesVendor Advisorynvd
https://support.apple.com/en-us/128071Release NotesVendor Advisorynvd

scry

Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.

Free scan