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CVE-2025-46299

4.3 · MEDIUM

A memory initialization issue was addressed with improved memory handling.

Published Jan 9, 2026CWE-284EPSS 0.30%

Overview

CVE-2025-46299 is a medium-severity vulnerability. It was published on January 9, 2026 and has a CVSS 3.1 base score of 4.3 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

A memory initialization issue was addressed with improved memory handling. This issue is fixed in Safari 26.2, iOS 26.2 and iPadOS 26.2, macOS Tahoe 26.2, tvOS 26.2, visionOS 26.2, watchOS 26.2. Processing maliciously crafted web content may disclose internal states of the app.

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/125884Refsupport.apple.com/en-us/125886Refsupport.apple.com/en-us/125889Refsupport.apple.com/en-us/125890Refsupport.apple.com/en-us/125891Refsupport.apple.com/en-us/125892

How CyberStrike helps

Frequently asked questions

What is CVE-2025-46299?

CVE-2025-46299 is a medium-severity vulnerability. It was published on January 9, 2026 and has a CVSS 3.1 base score of 4.3 (MEDIUM).

How severe is CVE-2025-46299?

This vulnerability has a CVSS 3.1 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2025-46299?

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-2025-46299?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2025-46299 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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