CVE-2025-43494

Summary

A mail header parsing issue was addressed with improved checks. This issue is fixed in iOS 18.7.2 and iPadOS 18.7.2, iOS 26.1 and iPadOS 26.1, macOS Sequoia 15.7.2, macOS Sonoma 14.8.2, macOS Tahoe 26.1, visionOS 26.1, watchOS 26.1. An attacker may be able to cause a persistent denial-of-service.

Affected Software

VendorProductVersion RangeStatus
AppleiOS and iPadOS0 < 18.7.2affected
AppleiOS and iPadOS0 < 26.1affected
ApplemacOS0 < 14.8.2affected
ApplemacOS0 < 15.7.2affected
ApplemacOS0 < 26.1affected
ApplevisionOS0 < 26.1affected
ApplewatchOS0 < 26.1affected

Weaknesses

  • An attacker may be able to cause a persistent denial-of-service

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: total

References