CVE-2026-43653

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2026-43653
The issue was addressed with improved memory handling. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, iOS 26.5 and iPadOS 26.5, macOS Sequoia 15.7.8, macOS Sonoma 14.8.7, macOS Tahoe 26.5, tvOS 26.5. An attacker on the local network may be able to cause a denial-of-service.

6.2 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.5 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://support.apple.com/en-us/127110 Release Notes Vendor Advisory
https://support.apple.com/en-us/127111 Release Notes Vendor Advisory
https://support.apple.com/en-us/127115 Release Notes Vendor Advisory
https://support.apple.com/en-us/127117 Release Notes Vendor Advisory
https://support.apple.com/en-us/127118 Release Notes Vendor Advisory
https://support.apple.com/en-us/128071
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
History

27 Jul 2026, 21:16

Type Values Removed Values Added
Summary (en) The issue was addressed with improved memory handling. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, iOS 26.5 and iPadOS 26.5, macOS Sonoma 14.8.7, macOS Tahoe 26.5, tvOS 26.5. An attacker on the local network may be able to cause a denial-of-service. (en) The issue was addressed with improved memory handling. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, iOS 26.5 and iPadOS 26.5, macOS Sequoia 15.7.8, macOS Sonoma 14.8.7, macOS Tahoe 26.5, tvOS 26.5. An attacker on the local network may be able to cause a denial-of-service.
References
  • () https://support.apple.com/en-us/128071 -

13 May 2026, 14:39

Type Values Removed Values Added
References () https://support.apple.com/en-us/127110 - () https://support.apple.com/en-us/127110 - Release Notes, Vendor Advisory
References () https://support.apple.com/en-us/127111 - () https://support.apple.com/en-us/127111 - Release Notes, Vendor Advisory
References () https://support.apple.com/en-us/127115 - () https://support.apple.com/en-us/127115 - Release Notes, Vendor Advisory
References () https://support.apple.com/en-us/127117 - () https://support.apple.com/en-us/127117 - Release Notes, Vendor Advisory
References () https://support.apple.com/en-us/127118 - () https://support.apple.com/en-us/127118 - Release Notes, Vendor Advisory
First Time Apple iphone Os
Apple tvos
Apple
Apple macos
Apple ipados
CPE cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*

12 May 2026, 19:16

Type Values Removed Values Added
CWE CWE-400
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 6.2

11 May 2026, 21:19

Type Values Removed Values Added
New CVE
Information

Published : 2026-05-11 21:19

Updated : 2026-07-27 21:16

NVD link : CVE-2026-43653

Mitre link : CVE-2026-43653

CVE.ORG link : CVE-2026-43653

JSON object : View

Products Affected

apple

  • ipados
  • tvos
  • macos
  • iphone_os
CWE
CWE-400

Uncontrolled Resource Consumption