Apple iOS/iPadOS up to 18.7.9 assertion

Summaryinfo

A vulnerability, which was classified as critical, has been found in Apple iOS and iPadOS. Affected by this issue is some unknown functionality. The manipulation leads to assertion. This vulnerability is traded as CVE-2026-43667. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Apple iOS and iPadOS and classified as critical. This issue affects an unknown functionality. The manipulation with an unknown input leads to a assertion vulnerability. Using CWE to declare the problem leads to CWE-617. The product contains an assert() or similar statement that can be triggered by an attacker, which leads to an application exit or other behavior that is more severe than necessary. Impacted is availability. The summary by CVE is:

A reachable assertion was addressed with improved input validation. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10. An attacker in a privileged network position may be able to cause a denial-of-service.

The advisory is shared at support.apple.com. The identification of this vulnerability is CVE-2026-43667 since 05/02/2026. The exploitation is known to be easy. The attack may be initiated remotely. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 08/17/2026).

Upgrading to version 18.7.10 eliminates this vulnerability.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

• Smartphone Operating System

Vendor

• Apple

Name

• iOS
• iPadOS

Version

• 10.15.0
• 12.4.7
• 12.5.2
• 12.5.3
• 12.7
• 13.0
• 13.0.1
• 13.1
• 13.1.1
• 13.2
• 13.3
• 13.3.1
• 13.4
• 13.4.1
• 13.5
• 13.5.1
• 13.6
• 13.7
• 14.0
• 14.2
• 14.3
• 14.4
• 14.4.1
• 14.4.2
• 14.5
• 14.5.0
• 14.5.1
• 14.6
• 14.7
• 14.7.1
• 14.8
• 14.8.2
• 14.8.8
• 15
• 15.0
• 15.0.1
• 15.0.2
• 15.1
• 15.2
• 15.2.1
• 15.3
• 15.3.1
• 15.4
• 15.4.1
• 15.5
• 15.6
• 15.6.1
• 15.7
• 15.7.1
• 15.7.2
• 15.7.4
• 15.7.8
• 16.2
• 16.3
• 16.3.1
• 16.4
• 16.4.1
• 16.5
• 16.5.1
• 16.6
• 16.6.1
• 16.7
• 16.7.2
• 16.7.3
• 16.7.6
• 17
• 17.0
• 17.0.3
• 17.1
• 17.2
• 17.3
• 17.4
• 17.4.0
• 17.5
• 17.7
• 17.7.4
• 17.7.5
• 18
• 18.0
• 18.0.1
• 18.1
• 18.2
• 18.3
• 18.3.0
• 18.3.1
• 18.4
• 18.5
• 18.6
• 18.7
• 18.7.1
• 18.7.2
• 18.7.3
• 18.7.5
• 18.7.7
• 18.7.8
• 18.7.9

License

• commercial

Website

• Vendor: https://www.apple.com/

CPE 2.3info

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Exploitinginfo

Threat Intelligenceinfo

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Entryinfo

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