CVE-2026-17650: Use after free in Google Chrome
A use-after-free vulnerability exists in the Compositing component of Google Chrome prior to version 151.0.7922.72. This flaw could allow a remote attacker who has compromised the renderer process to potentially escape the sandbox by using a crafted HTML page. The vulnerability is rated with a high severity and a CVSS score of 8.3.
AI Analysis
Technical Summary
CVE-2026-17650 is a use-after-free vulnerability in the Compositing component of Google Chrome versions before 151.0.7922.72. Exploitation requires prior compromise of the renderer process and involves a crafted HTML page to potentially achieve sandbox escape. The vulnerability is classified as critical by Chromium security and has a CVSS 3.1 score of 8.3, indicating high impact on confidentiality, integrity, and availability.
Potential Impact
Successful exploitation could allow an attacker with control over the renderer process to escape the Chrome sandbox, potentially leading to full system compromise or execution of arbitrary code outside the browser sandbox. This elevates the risk significantly as sandbox escape bypasses a key security boundary.
Mitigation Recommendations
A fixed version is available: users should update to Google Chrome version 151.0.7922.72 or later. The vendor advisory linked confirms the availability of this update. No additional mitigations are specified by the vendor.
CVE-2026-17650: Use after free in Google Chrome
Description
A use-after-free vulnerability exists in the Compositing component of Google Chrome prior to version 151.0.7922.72. This flaw could allow a remote attacker who has compromised the renderer process to potentially escape the sandbox by using a crafted HTML page. The vulnerability is rated with a high severity and a CVSS score of 8.3.
CVSS v3.1
Score 8.3high
Affected software
Chrome
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-17650 is a use-after-free vulnerability in the Compositing component of Google Chrome versions before 151.0.7922.72. Exploitation requires prior compromise of the renderer process and involves a crafted HTML page to potentially achieve sandbox escape. The vulnerability is classified as critical by Chromium security and has a CVSS 3.1 score of 8.3, indicating high impact on confidentiality, integrity, and availability.
Potential Impact
Successful exploitation could allow an attacker with control over the renderer process to escape the Chrome sandbox, potentially leading to full system compromise or execution of arbitrary code outside the browser sandbox. This elevates the risk significantly as sandbox escape bypasses a key security boundary.
Mitigation Recommendations
A fixed version is available: users should update to Google Chrome version 151.0.7922.72 or later. The vendor advisory linked confirms the availability of this update. No additional mitigations are specified by the vendor.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-07-27T23:34:13.891Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_0887107924.html","vendor":"Google"}]
Threat ID: 6a6aa07c9c2644c7f849a60c
Added to database: 07/30/2026, 00:53:16 UTC
Last enriched: 08/06/2026, 16:57:24 UTC
Last updated: 09/12/2026, 10:01:29 UTC
Views: 207
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