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CVE-2026-12464: Use after free in Google Chrome

0
High
VulnerabilityCVE-2026-12464cvecve-2026-12464
Published: Wed Jun 17 2026 (06/17/2026, 01:38:24 UTC)
Source: CVE Database V5
Vendor/Project: Google
Product: Chrome

Description

CVE-2026-12464 is a use-after-free vulnerability in the Browser component of Google Chrome versions prior to 149.0.7827.155. This flaw could allow a remote attacker who has already compromised the renderer process to potentially escape the sandbox by using a specially crafted HTML page. The vulnerability is classified with high severity by Chromium security. There is no explicit CVSS score provided, and no confirmed exploits in the wild have been reported. The vendor advisory linked indicates a stable channel update addressing this issue.

Affected software

GitHub Actionsmore threats →ai
chromium/chromium
pkg:github/chromium/chromium
Affected versions
<149.0.7827.155

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AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 06/17/2026, 02:15:38 UTC

Technical Analysis

This vulnerability involves a use-after-free condition in the Browser component of Google Chrome before version 149.0.7827.155. Exploitation requires prior compromise of the renderer process and could enable an attacker to perform a sandbox escape via a crafted HTML page. The issue was publicly disclosed and patched by Google in the stable channel update 149.0.7827.155. No detailed CVSS metrics or remediation level were provided in the source data, but the vendor advisory confirms the fix in the stated version.

Potential Impact

Successful exploitation could allow an attacker with control over the renderer process to escape the Chrome sandbox, potentially leading to elevated privileges on the host system. This increases the risk of further compromise beyond the browser sandbox. No known exploits in the wild have been reported at the time of disclosure.

Mitigation Recommendations

Users and administrators should update Google Chrome to version 149.0.7827.155 or later to remediate this vulnerability. The vendor advisory confirms that the issue is fixed in this version. No additional mitigation steps are indicated by the vendor.

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Technical Details

Data Version
5.2
Assigner Short Name
Chrome
Date Reserved
2026-06-16T19:38:32.794Z
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: 6a31ffc90b89be68889b023a

Added to database: 6/17/2026, 2:00:41 AM

Last enriched: 6/17/2026, 2:15:38 AM

Last updated: 6/17/2026, 5:07:26 AM

Views: 5

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