CVE-2025-43338: ipados XSS — Fix

Description

An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in iOS 26 and iPadOS 26, macOS Sonoma 14.8.2, macOS Sonoma 14.8.4, macOS Tahoe 26. Processing a maliciously crafted media file may lead to unexpected app termination or corrupt process memory.

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CVSS v3.1 Score

7.1

HIGH

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

Weakness Type (CWE)

CWE-79 Cross-site Scripting (XSS)

Affected Products

Vendor	Product	Versions
apple	ipados	< 26.0
apple	iphone_os	< 26.0
apple	macos	< 14.8.2

References

Advisories & Patches

https://support.apple.com/en-us/125636

Other References

https://support.apple.com/en-us/125108 https://support.apple.com/en-us/125110 https://support.apple.com/en-us/126350

Frequently Asked Questions

What is CVE-2025-43338? +

An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in iOS 26 and iPadOS 26, macOS Sonoma 14.8.2, macOS Sonoma 14.8.4, macOS Tahoe 26. Processing a maliciously crafted media file may lead to unexpected app termination or corrupt process memory. It has a CVSS v3.1 base score of 7.1 (HIGH).

How severe is CVE-2025-43338? +

CVE-2025-43338 has a CVSS v3.1 score of 7.1 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-43338? +

CVE-2025-43338 affects products from apple, specifically: ipados, iphone_os, macos. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-43338? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2025-43338