CVE-2025-43494

HIGH EPSS 38.0%
Published Dec 12, 20256mo ago · Modified Jun 17, 20262w ago
7.5 CVSS 3.1
High
Find Similar
Published Dec 12, 2025 6mo ago
Last Modified Jun 17, 2026 2w ago

Description

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.

CVSS Details

Base Score
7.5
Exploitability
3.9
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
38.0% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-20 Improper Input Validation Validation

Affected Products 9

VendorProductVersionRange
appleipados* <18.7.2
appleipados26.0any
appleiphone_os* <18.7.2
appleiphone_os26.0any
applemacos*≥14.0  –  <14.8.2
applemacos*≥15.0  –  <15.7.2
applemacos26.0any
applevisionos* <26.1
applewatchos* <26.1

References 7

  • support.apple.com https://support.apple.com/en-us/125632
    Release NotesVendor Advisory
  • support.apple.com https://support.apple.com/en-us/125633
    Release NotesVendor Advisory
  • support.apple.com https://support.apple.com/en-us/125634
    Release NotesVendor Advisory
  • support.apple.com https://support.apple.com/en-us/125635
    Release NotesVendor Advisory
  • support.apple.com https://support.apple.com/en-us/125636
    Release NotesVendor Advisory
  • support.apple.com https://support.apple.com/en-us/125638
    Release NotesVendor Advisory
  • support.apple.com https://support.apple.com/en-us/125639
    Release NotesVendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.