CVE-2026-16420

Analyzed Analyzed - Analysis Complete

Type Confusion in WebAudio in Google Chrome

Publication date: 2026-07-21

Last updated on: 2026-07-24

Assigner: Chrome

Description

Type Confusion in WebAudio in Google Chrome prior to 150.0.7871.182 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-07-21

Last Modified

2026-07-24

Generated

2026-08-11

AI Q&A

2026-07-22

EPSS Evaluated

2026-08-09

NVD

CVE-2026-16420

EUVD

EUVD-2026-47566

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	to 150.0.7871.182 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-843	The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type.

Attack-Flow Graph

Executive Summary

This vulnerability is a type confusion issue in WebAudio within Google Chrome versions before 150.0.7871.182. It allows a remote attacker to execute arbitrary code inside a sandbox by tricking a user into visiting a specially crafted HTML page.

Detection Guidance

This vulnerability is specific to Google Chrome versions prior to 150.0.7871.182. To detect it, check your Chrome version by running chrome://version/ in the browser address bar. If your version is below 150.0.7871.182, the system is vulnerable.

Impact Analysis

If exploited, this vulnerability could allow an attacker to run malicious code on your device, potentially leading to data theft, installation of malware, or unauthorized access to your system. Since it occurs in a sandbox, the impact is limited but still serious.

Compliance Impact

This vulnerability allows remote attackers to execute arbitrary code inside a sandbox via crafted HTML pages, which could lead to unauthorized data access or manipulation. This may impact compliance with GDPR by risking personal data exposure and HIPAA by potentially compromising protected health information if exploited in healthcare contexts.

Mitigation Strategies

Update Google Chrome to version 150.0.7871.182 or later to address the Type Confusion vulnerability in WebAudio.

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