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CVE-2023-40400

Severity
CRITICAL
CVSS
9.8
EPSS
0.0175
Risk score
39.81
CISA KEV
No
PoC
No
Published
2023-09-26
Modified
2025-11-04
First seen
2026-08-07
Aliases
EUVD-2023-44971, GHSA-6M3P-G8R6-FXVF
Products
Apple:iOS and iPadOS unspecified <17, Apple:macOS unspecified <14, Apple:tvOS unspecified <17, Apple:watchOS unspecified <10
Sources
euvd EUVD-2023-44971

Description

This issue was addressed with improved checks. This issue is fixed in tvOS 17, iOS 17 and iPadOS 17, watchOS 10, macOS Sonoma 14. A remote user may cause an unexpected app termination or arbitrary code execution.

References