CVE-2026-16421: Inappropriate implementation in Google Chrome
CVE-2026-16421 is a high-severity vulnerability in Google Chrome's WebAudio implementation prior to version 150.0.7871.182. It allows a remote attacker to execute arbitrary code within the browser's sandbox by delivering a crafted HTML page. This vulnerability affects desktop versions of Chrome before the fixed release 150.0.7871.182. No confirmed exploits in the wild have been reported. The vendor advisory indicates a stable channel update addressing this issue is available.
AI Analysis
Technical Summary
This vulnerability arises from an inappropriate implementation in the WebAudio component of Google Chrome versions before 150.0.7871.182. Exploitation enables remote code execution inside the sandbox environment via a maliciously crafted HTML page. The issue was publicly disclosed with a high severity rating by Chromium security. The vendor has released an update in Chrome version 150.0.7871.182 that resolves this vulnerability.
Potential Impact
Successful exploitation could allow a remote attacker to execute arbitrary code within the sandboxed environment of the Chrome browser. This could lead to unauthorized actions within the browser context, potentially compromising user data or browser integrity. However, there are no reports of active exploitation in the wild at this time.
Mitigation Recommendations
Users and administrators should update Google Chrome to version 150.0.7871.182 or later to remediate this vulnerability. The vendor has released a stable channel update that fixes the issue. Applying this official update is the recommended and effective mitigation.
CVE-2026-16421: Inappropriate implementation in Google Chrome
Description
CVE-2026-16421 is a high-severity vulnerability in Google Chrome's WebAudio implementation prior to version 150.0.7871.182. It allows a remote attacker to execute arbitrary code within the browser's sandbox by delivering a crafted HTML page. This vulnerability affects desktop versions of Chrome before the fixed release 150.0.7871.182. No confirmed exploits in the wild have been reported. The vendor advisory indicates a stable channel update addressing this issue is available.
Affected software
pkg:github/chromium/chromiumRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability arises from an inappropriate implementation in the WebAudio component of Google Chrome versions before 150.0.7871.182. Exploitation enables remote code execution inside the sandbox environment via a maliciously crafted HTML page. The issue was publicly disclosed with a high severity rating by Chromium security. The vendor has released an update in Chrome version 150.0.7871.182 that resolves this vulnerability.
Potential Impact
Successful exploitation could allow a remote attacker to execute arbitrary code within the sandboxed environment of the Chrome browser. This could lead to unauthorized actions within the browser context, potentially compromising user data or browser integrity. However, there are no reports of active exploitation in the wild at this time.
Mitigation Recommendations
Users and administrators should update Google Chrome to version 150.0.7871.182 or later to remediate this vulnerability. The vendor has released a stable channel update that fixes the issue. Applying this official update is the recommended and effective mitigation.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-07-20T22:23:06.725Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_0256605430.html","vendor":"Google"}]
Threat ID: 6a5ff13d9c2644c7f8dba053
Added to database: 07/21/2026, 22:22:53 UTC
Last enriched: 07/21/2026, 22:37:11 UTC
Last updated: 07/21/2026, 22:37:11 UTC
Views: 2
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