CVE-2026-20700

HIGH KEV

Apple watchOS <26.3 - Memory Corruption

Title source: llm

Description

A memory corruption issue was addressed with improved state management. This issue is fixed in iOS 26.3 and iPadOS 26.3, macOS Tahoe 26.3, tvOS 26.3, visionOS 26.3, watchOS 26.3. An attacker with memory write capability may be able to execute arbitrary code. 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 26. CVE-2025-14174 and CVE-2025-43529 were also issued in response to this report.

Exploits (3)

github SUSPICIOUS 10 stars
by XiaomingX · pythonpoc
https://github.com/XiaomingX/data-cve-poc-py-v1/tree/main/2026/CVE-2026-20700
nomisec SUSPICIOUS 1 stars
by bytehazard · poc
https://github.com/bytehazard/CVE-2026-20700
github WRITEUP
by sundenovak · poc
https://github.com/sundenovak/CVE-2026-20700-An-analysis-WIP

References (6)

Scores

CVSS v3 7.8
EPSS 0.0039
EPSS Percentile 60.1%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CISA KEV 2026-02-12
VulnCheck KEV 2026-02-11
ENISA EUVD EUVD-2026-6189
CWE
CWE-119
Status published
Products (11)
Apple/iOS and iPadOS < 26.3
apple/ipados < 26.3
apple/iphone_os < 26.3
apple/macos < 26.3
Apple/macOS < 26.3
apple/tvos < 26.3
Apple/tvOS < 26.3
apple/visionos < 26.3
Apple/visionOS < 26.3
apple/watchos < 26.3
... and 1 more
Published Feb 11, 2026
KEV Added Feb 12, 2026
Tracked Since Feb 18, 2026