CVE-2026-17951: Heap buffer overflow in Google Chrome
A heap buffer overflow vulnerability exists in the WebRTC component of Google Chrome prior to version 151.0.7922.72. This flaw allows a remote attacker to cause an out of bounds memory read by delivering a crafted HTML page. The vulnerability is classified with low severity by Chromium security. No confirmed exploits in the wild have been reported. The issue affects Chrome versions before 151.0.7922.72.
AI Analysis
Technical Summary
CVE-2026-17951 is a heap buffer overflow vulnerability in the WebRTC implementation of Google Chrome before version 151.0.7922.72. The flaw permits a remote attacker to trigger an out of bounds memory read via a specially crafted HTML page. This vulnerability could potentially lead to information disclosure or application instability. The Chromium security team rates this issue as low severity. There is no CVSS score provided. The vendor has published an advisory linked to the stable channel update for desktop Chrome, indicating a fixed version at 151.0.7922.72.
Potential Impact
The vulnerability allows remote attackers to perform out of bounds memory reads, which may lead to information disclosure or application crashes. However, the severity is assessed as low, and no exploits have been observed in the wild, indicating limited immediate risk.
Mitigation Recommendations
Users should update Google Chrome to version 151.0.7922.72 or later to remediate this vulnerability. The vendor advisory confirms that the issue is fixed in this version. No additional mitigation steps are indicated.
CVE-2026-17951: Heap buffer overflow in Google Chrome
Description
A heap buffer overflow vulnerability exists in the WebRTC component of Google Chrome prior to version 151.0.7922.72. This flaw allows a remote attacker to cause an out of bounds memory read by delivering a crafted HTML page. The vulnerability is classified with low severity by Chromium security. No confirmed exploits in the wild have been reported. The issue affects Chrome versions before 151.0.7922.72.
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-2026-17951 is a heap buffer overflow vulnerability in the WebRTC implementation of Google Chrome before version 151.0.7922.72. The flaw permits a remote attacker to trigger an out of bounds memory read via a specially crafted HTML page. This vulnerability could potentially lead to information disclosure or application instability. The Chromium security team rates this issue as low severity. There is no CVSS score provided. The vendor has published an advisory linked to the stable channel update for desktop Chrome, indicating a fixed version at 151.0.7922.72.
Potential Impact
The vulnerability allows remote attackers to perform out of bounds memory reads, which may lead to information disclosure or application crashes. However, the severity is assessed as low, and no exploits have been observed in the wild, indicating limited immediate risk.
Mitigation Recommendations
Users should update Google Chrome to version 151.0.7922.72 or later to remediate this vulnerability. The vendor advisory confirms that the issue is fixed in this version. No additional mitigation steps are indicated.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-07-27T23:37:06.931Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_0887107924.html","vendor":"Google"}]
Threat ID: 6a6aa0aa9c2644c7f849bb83
Added to database: 07/30/2026, 00:54:02 UTC
Last enriched: 07/30/2026, 02:08:26 UTC
Last updated: 07/30/2026, 02:32:09 UTC
Views: 2
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.