CVE-2026-103631: Buffer overflow in Google Chrome
Buffer overflow in WebRTC in Google Chrome prior to 154.0.8037.97 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
AI Analysis
Technical Summary
CVE-2026-103631 is a buffer overflow vulnerability in the WebRTC module of Google Chrome versions before 154.0.8037.97. Exploitation involves a remote attacker crafting a malicious HTML page that triggers the overflow, enabling arbitrary code execution inside the browser sandbox. The vulnerability is rated as high severity by Chromium security. Google has published a stable channel update to fix this issue.
Potential Impact
Successful exploitation of this vulnerability allows remote code execution within the sandboxed environment of Google Chrome, potentially compromising the affected system's security. The sandbox limits the scope of impact, but arbitrary code execution remains a serious threat.
Mitigation Recommendations
Google has released an official stable channel update for Google Chrome that fixes this buffer overflow vulnerability. Users and administrators should update to version 154.0.8037.97 or later to remediate this issue. Patch status is confirmed by the vendor advisory.
CVE-2026-103631: Buffer overflow in Google Chrome
Description
Buffer overflow in WebRTC in Google Chrome prior to 154.0.8037.97 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
Affected software
Chrome
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-103631 is a buffer overflow vulnerability in the WebRTC module of Google Chrome versions before 154.0.8037.97. Exploitation involves a remote attacker crafting a malicious HTML page that triggers the overflow, enabling arbitrary code execution inside the browser sandbox. The vulnerability is rated as high severity by Chromium security. Google has published a stable channel update to fix this issue.
Potential Impact
Successful exploitation of this vulnerability allows remote code execution within the sandboxed environment of Google Chrome, potentially compromising the affected system's security. The sandbox limits the scope of impact, but arbitrary code execution remains a serious threat.
Mitigation Recommendations
Google has released an official stable channel update for Google Chrome that fixes this buffer overflow vulnerability. Users and administrators should update to version 154.0.8037.97 or later to remediate this issue. Patch status is confirmed by the vendor advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-09-30T23:12:27.846Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop.html","vendor":"Google"}]
Threat ID: 6abfd8f5a43b0b3b89d5a0ec
Added to database: 10/02/2026, 16:16:53 UTC
Last enriched: 10/02/2026, 16:31:12 UTC
Last updated: 10/03/2026, 04:01:50 UTC
Views: 14
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