Is CVE-2025-43300 actively exploited?

CVE-2025-43300 has no public evidence of in-the-wild exploitation as of 2025-11-26.

What is the CVSS score for CVE-2025-43300?

CVE-2025-43300 has a CVSS score of 10 (CRITICAL severity). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

How do I patch CVE-2025-43300?

Patch guidance is available from apple security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2025-43300.

Fix CVE-2025-43300 - CRITICAL apple ipados

Q: Which products are affected by CVE-2025-43300?

7 products: apple ipados, apple ipados, apple ipados, apple iphone os, apple iphone os, and 2 more.

Description

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 15.8.5 and iPadOS 15.8.5, iOS 16.7.12 and iPadOS 16.7.12. Processing a malicious image file may result in memory corruption. Apple is aware of a report that this issue may have been exploited in an extremely sophisticated attack against specific targeted individuals.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Attack Vector: network
Complexity: low
Privileges: none
User Action: none
Scope: changed
Confidentiality: high
Integrity: high
Availability: high
Weaknesses: CWE-787 · Out-of-bounds Write

Metadata

Primary Vendor: APPLE
Published: 8/21/2025
Last Modified: 11/26/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

apple : ipadosapple : ipadosapple : ipadosapple : iphone_osapple : iphone_osapple : iphone_osapple : macos

Remediation Guidance

Executive Summary

View on NIST NVD