CVE-2025-43494

EUVD-2025-203160
A mail header parsing issue was addressed with improved checks. This issue is fixed in watchOS 26.1, iOS 18.7.2 and iPadOS 18.7.2, macOS Tahoe 26.1, visionOS 26.1, macOS Sonoma 14.8.2, macOS Sequoia 15.7.2, iOS 26.1 and iPadOS 26.1. An attacker may be able to cause a persistent denial-of-service.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CISA-ADPADP
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 40%
Affected Products (NVD)
VendorProductVersion
appleipados
𝑥
< 18.7.2
appleipados
26.0
appleiphone_os
𝑥
< 18.7.2
appleiphone_os
26.0
applemacos
14.0 ≤
𝑥
< 14.8.2
applemacos
15.0 ≤
𝑥
< 15.7.2
applemacos
26.0
applevisionos
𝑥
< 26.1
applewatchos
𝑥
< 26.1
𝑥
= Vulnerable software versions