CVE-2026-12462: Use after free in Google Chrome
Use after free in Media in Google Chrome prior to 149.0.7827.155 allowed a remote attacker who had compromised the renderer process to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)
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 the attacker to have already compromised the renderer process and involves crafting a malicious HTML page to execute arbitrary code inside the sandboxed environment. The vulnerability is rated high severity with a CVSS 3.1 score of 7.5 (AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H).
Potential Impact
Successful exploitation can lead to arbitrary code execution within the sandboxed renderer process, potentially compromising the security and integrity of the affected system. The vulnerability affects confidentiality, integrity, and availability as indicated by the CVSS vector.
Mitigation Recommendations
A fix is available in Google Chrome version 149.0.7827.155. Users and administrators should update to this version or later to remediate the vulnerability. Refer to the official Google Chrome stable channel update advisory at https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_01750511403.html for details.
CVE-2026-12462: Use after free in Google Chrome
Description
Use after free in Media in Google Chrome prior to 149.0.7827.155 allowed a remote attacker who had compromised the renderer process to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)
CVSS v3.1
Score 7.5high
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 the attacker to have already compromised the renderer process and involves crafting a malicious HTML page to execute arbitrary code inside the sandboxed environment. The vulnerability is rated high severity with a CVSS 3.1 score of 7.5 (AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H).
Potential Impact
Successful exploitation can lead to arbitrary code execution within the sandboxed renderer process, potentially compromising the security and integrity of the affected system. The vulnerability affects confidentiality, integrity, and availability as indicated by the CVSS vector.
Mitigation Recommendations
A fix is available in Google Chrome version 149.0.7827.155. Users and administrators should update to this version or later to remediate the vulnerability. Refer to the official Google Chrome stable channel update advisory at https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_01750511403.html for details.
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: 06/17/2026, 02:00:41 UTC
Last enriched: 06/24/2026, 15:55:58 UTC
Last updated: 08/01/2026, 07:17:58 UTC
Views: 38
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