CVE-2026-12014: Use after free in Google Chrome
Use after free in Cast in Google Chrome prior to 149.0.7827.115 allowed an attacker on the local network segment to potentially perform a sandbox escape via malicious network traffic. (Chromium security severity: High)
AI Analysis
Technical Summary
CVE-2026-12014 is a use-after-free vulnerability in the Cast feature of Google Chrome versions before 149.0.7827.115. Exploitation requires an attacker to be on the local network segment and involves sending crafted network traffic to trigger a sandbox escape. The vulnerability is recognized as high severity by the Chromium security team. The vendor has released an update in Chrome version 149.0.7827.115 to address this issue.
Potential Impact
Successful exploitation could allow an attacker on the local network to escape the Chrome sandbox, potentially leading to execution of arbitrary code with elevated privileges within the browser context. This increases the risk of further compromise of the host system through the browser.
Mitigation Recommendations
Users should update Google Chrome to version 149.0.7827.115 or later to remediate this vulnerability. The vendor advisory confirms the availability of this fix. No additional mitigation steps are specified.
CVE-2026-12014: Use after free in Google Chrome
Description
Use after free in Cast in Google Chrome prior to 149.0.7827.115 allowed an attacker on the local network segment to potentially perform a sandbox escape via malicious network traffic. (Chromium security severity: High)
CVSS v3.1
Score 8.3high
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-2026-12014 is a use-after-free vulnerability in the Cast feature of Google Chrome versions before 149.0.7827.115. Exploitation requires an attacker to be on the local network segment and involves sending crafted network traffic to trigger a sandbox escape. The vulnerability is recognized as high severity by the Chromium security team. The vendor has released an update in Chrome version 149.0.7827.115 to address this issue.
Potential Impact
Successful exploitation could allow an attacker on the local network to escape the Chrome sandbox, potentially leading to execution of arbitrary code with elevated privileges within the browser context. This increases the risk of further compromise of the host system through the browser.
Mitigation Recommendations
Users should update Google Chrome to version 149.0.7827.115 or later to remediate this vulnerability. The vendor advisory confirms the availability of this fix. No additional mitigation steps are specified.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-06-11T18:16:04.221Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_01962725236.html","vendor":"Google"}]
Threat ID: 6a2b290f815e7002b83416fa
Added to database: 6/11/2026, 9:30:55 PM
Last enriched: 6/11/2026, 10:00:01 PM
Last updated: 6/12/2026, 3:56:56 AM
Views: 4
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