CVE-2026-43804

🔶 medium

Summary

This issue was addressed through improved state management. This issue is fixed in Safari 26.6, iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, visionOS 26.6. Visiting a website may lead to an app denial-of-service.

CVSS Score

6.5

Medium

EPSS Score

0.3

Exploit Probability

Published Date

2026-07-27

First Seen: 2026-07-31

📊 Relative Risk Intelligence

This CVE is Lower Risk - more severe than 47.4% of all 340,405 vulnerabilities in our database.

#179,012

Below average severity

Severity Percentile

🎯 CISA SSVC Assessment Updated: Jul 28, 2026

🔍 Exploitation Status

None

No known exploits

⚙️ Automatable

Requires human interaction

💥 Technical Impact

Partial

Limited system impact

SSVC data provided by CISA

Last Modified 2026-07-28

Source NVD 🔗

CVSS Vector 3.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CWE IDs (Weakness Types)

CWE-400

📦 Affected Products 5

Vendor	Product	Status	Affected Versions
apple	safari	Affected	< 26.6
apple	iphone_os	Affected	< 26.6
apple	ipados	Affected	< 26.6
apple	macos	Affected	> 26.0 < 26.6
apple	visionos	Affected	< 26.6

🔗 References 4

https://support.apple.com/en-us/128066

Release Notes Vendor Advisory

https://support.apple.com/en-us/128067

Release Notes Vendor Advisory

https://support.apple.com/en-us/128070

Release Notes Vendor Advisory

https://support.apple.com/en-us/128073

Release Notes Vendor Advisory

🔗 Related CVEs 6

CVE ID	Severity	CVSS	EPSS	Summary	Published
CVE-2026-43792	🔶 medium	6.5	0.3	An authorization issue was addressed with improved state management. This issue is fixed in Safari 26.6, macOS Tahoe 26....	2026-07-27
CVE-2026-43821	🔶 medium	6.5	0.3	An access issue was addressed with improved access restrictions. This issue is fixed in Safari 26.6, iOS 26.6 and iPadOS...	2026-07-27
CVE-2026-64713	⚠️ high	8.1	0.3	This issue was addressed with improved checks. This issue is fixed in Safari 26.6, iOS 26.6 and iPadOS 26.6, macOS Tahoe...	2026-07-27
CVE-2026-64718	🔶 medium	5.5	0.1	A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.6, iOS 26.6 and i...	2026-07-27
CVE-2026-64719	⚠️ high	8.1	0.3	An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in Safari 26.6, iOS 26.6 ...	2026-07-27
CVE-2026-64728	🔶 medium	6.5	0.3	A permissions issue was addressed with improved validation. This issue is fixed in Safari 26.6, iOS 26.6 and iPadOS 26.6...	2026-07-27

These CVEs affect the same products