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CVE-2026-16385

7.5 · HIGH
Published Jul 21, 2026 mozilla CWE-908

Overview

CVE-2026-16385 is a high-severity vulnerability affecting mozilla firefox. It was published on July 21, 2026 and has a CVSS 3.1 base score of 7.5 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical Description

Information disclosure due to uninitialized memory in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 153 and Thunderbird 153.

Remediation

Check the references section for vendor advisories and patches from mozilla. Update firefox to the latest patched version. 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.

Affected Products

Vendor Product Versions Status
mozilla firefox >= 0, < 153.0.0 Affected
mozilla thunderbird >= 0, < 153.0 Affected

Frequently Asked Questions

What is CVE-2026-16385?

CVE-2026-16385 is a high-severity vulnerability affecting mozilla firefox. It was published on July 21, 2026 and has a CVSS 3.1 base score of 7.5 (HIGH).

How severe is CVE-2026-16385?

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2026-16385?

Check the references section for vendor advisories and patches from mozilla. Update firefox to the latest patched version. 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-2026-16385?

CyberStrike's AI-powered security agents can automatically detect CVE-2026-16385 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.

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