CVE-2026-84351: Buffer overflow in Google Chrome
Description
Buffer overflow in GPU in Google Chrome on on Windows prior to 152.0.7977.75 allowed a remote attacker who had compromised the renderer process to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)
CVSS v3.1
Score 8.3high
Affected software
Chrome
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-84351 is a buffer overflow vulnerability in the GPU component of Google Chrome on Windows platforms before version 152.0.7977.75. Exploitation requires prior compromise of the renderer process and involves a crafted HTML page that enables arbitrary code execution outside the sandbox. The vulnerability has a high severity rating (CVSS 8.3) and affects Chrome versions prior to 152.0.7977.75. The vendor advisory is available but does not explicitly state the patch or remediation status in the provided data.
Potential Impact
Successful exploitation allows an attacker with control over the renderer process to execute arbitrary code outside the sandbox on the affected system, potentially leading to full system compromise. The vulnerability affects confidentiality, integrity, and availability (all rated high in the CVSS vector).
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory at https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop.html for current remediation guidance. Until a patch is confirmed, users should exercise caution with untrusted HTML content and ensure Chrome is updated promptly once a fix is released.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-09-01T16:21:17.052Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop.html","vendor":"Google"}]
Threat ID: 6a97654dacd9273b495af385
Added to database: 09/01/2026, 23:52:45 UTC
Last enriched: 09/07/2026, 13:24:26 UTC
Last updated: 10/17/2026, 18:48:23 UTC
Views: 78
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