What’s Vulnerable › Vulnerabilities

CVE-2026-43813

• Severity: high (CVSS 7.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-07-27 · updated 2026-07-28
• Weakness: CWE-20

Description

A validation issue was addressed with improved input sanitization. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6. A maliciously crafted app may be able to bypass code signing enforcement.

Affected products

• Apple iPadOS: before 26.6 — fixed in 26.6
• Apple Iphone Os: before 26.6 — fixed in 26.6
• Apple macOS: from 26.0 before 26.6 — fixed in 26.6
• Apple tvOS: before 26.6 — fixed in 26.6
• Apple visionOS: before 26.6 — fixed in 26.6
• Apple watchOS: before 26.6 — fixed in 26.6

How to fix

Upgrade to a fixed version: Apple iPadOS 26.6; Apple Iphone Os 26.6; Apple macOS 26.6; Apple tvOS 26.6; Apple visionOS 26.6; Apple watchOS 26.6. Check the vendor advisory for mitigations.

References

• https://support.apple.com/en-us/128066
• https://support.apple.com/en-us/128067
• https://support.apple.com/en-us/128068
• https://support.apple.com/en-us/128069
• https://support.apple.com/en-us/128070

Get alerted when CVE-2026-43813 or the next vulnerability affects your stack