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CVE-2025-43510

7.8 · HIGHActively Exploited

A memory corruption issue was addressed with improved lock state checking.

Published Dec 12, 2025CWE-667EPSS 0.36%

Overview

CVE-2025-43510 is a high-severity vulnerability. It was published on December 12, 2025 and has a CVSS 3.1 base score of 7.8 (HIGH). This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog, indicating active exploitation in the wild.

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

A memory corruption issue was addressed with improved lock state checking. This issue is fixed in iOS 18.7.2 and iPadOS 18.7.2, iOS 26.1 and iPadOS 26.1, macOS Sequoia 15.7.2, macOS Sonoma 14.8.2, macOS Tahoe 26.1, tvOS 26.1, visionOS 26.1, watchOS 26.1. A malicious application may cause unexpected changes in memory shared between processes.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refsupport.apple.com/en-us/125632Refsupport.apple.com/en-us/125633Refsupport.apple.com/en-us/125634Refsupport.apple.com/en-us/125635Refsupport.apple.com/en-us/125636Refsupport.apple.com/en-us/125637Refsupport.apple.com/en-us/125638Refsupport.apple.com/en-us/125639Refcloud.google.com/blog/topics/threat-intelligence/darksword-ios-exploit-chain/CISAwww.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-43510

How CyberStrike helps

Frequently asked questions

What is CVE-2025-43510?

CVE-2025-43510 is a high-severity vulnerability. It was published on December 12, 2025 and has a CVSS 3.1 base score of 7.8 (HIGH). This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog, indicating active exploitation in the wild.

How severe is CVE-2025-43510?

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2025-43510?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2025-43510?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2025-43510 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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