CVE-2026-12462: Use after free in Google Chrome
A use-after-free vulnerability exists in the Media component of Google Chrome prior to version 149.0.7827.155. This flaw allows a remote attacker who has compromised the renderer process to execute arbitrary code within the sandbox by delivering a crafted HTML page. The vulnerability is classified with high severity by Chromium security. A stable channel update addressing this issue has been released by Google.
AI Analysis
Technical Summary
CVE-2026-12462 is a use-after-free vulnerability in the Media component of Google Chrome versions before 149.0.7827.155. Exploitation requires that the attacker has already compromised the renderer process, after which they can execute arbitrary code inside the sandbox environment via a crafted HTML page. This vulnerability was publicly disclosed and fixed in Chrome version 149.0.7827.155. The vendor advisory confirms a stable channel update has been issued to remediate this issue.
Potential Impact
Successful exploitation allows remote code execution inside the sandboxed renderer process, potentially enabling an attacker to run arbitrary code with the privileges of the sandboxed process. This could lead to further compromise depending on sandbox escape techniques, but the vulnerability itself is limited to code execution within the sandbox.
Mitigation Recommendations
A fixed version of Google Chrome (149.0.7827.155) has been released that addresses this vulnerability. Users and administrators should update to this version or later to remediate the issue. No additional mitigation steps are indicated by the vendor advisory.
CVE-2026-12462: Use after free in Google Chrome
Description
A use-after-free vulnerability exists in the Media component of Google Chrome prior to version 149.0.7827.155. This flaw allows a remote attacker who has compromised the renderer process to execute arbitrary code within the sandbox by delivering a crafted HTML page. The vulnerability is classified with high severity by Chromium security. A stable channel update addressing this issue has been released by Google.
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
CVE-2026-12462 is a use-after-free vulnerability in the Media component of Google Chrome versions before 149.0.7827.155. Exploitation requires that the attacker has already compromised the renderer process, after which they can execute arbitrary code inside the sandbox environment via a crafted HTML page. This vulnerability was publicly disclosed and fixed in Chrome version 149.0.7827.155. The vendor advisory confirms a stable channel update has been issued to remediate this issue.
Potential Impact
Successful exploitation allows remote code execution inside the sandboxed renderer process, potentially enabling an attacker to run arbitrary code with the privileges of the sandboxed process. This could lead to further compromise depending on sandbox escape techniques, but the vulnerability itself is limited to code execution within the sandbox.
Mitigation Recommendations
A fixed version of Google Chrome (149.0.7827.155) has been released that addresses this vulnerability. Users and administrators should update to this version or later to remediate the issue. No additional mitigation steps are indicated by the vendor advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-06-16T19:38:32.096Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_01750511403.html","vendor":"Google"}]
Threat ID: 6a31ffc90b89be68889b0232
Added to database: 6/17/2026, 2:00:41 AM
Last enriched: 6/17/2026, 2:15:47 AM
Last updated: 6/17/2026, 4:59:02 AM
Views: 4
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