CVE-2026-17729: Use after free in Google Chrome
Use after free in V8 in Google Chrome prior to 151.0.7922.72 allowed a remote attacker who had compromised the renderer process to potentially perform out of bounds memory access via a crafted HTML page. (Chromium security severity: Medium)
AI Analysis
Technical Summary
This vulnerability is a use-after-free in the V8 engine component of Google Chrome versions before 151.0.7922.72. It enables a remote attacker, with control over the renderer process, to cause out-of-bounds memory access by delivering a specially crafted HTML page. The CVSS 3.1 vector indicates network attack vector, low attack complexity, no privileges required, user interaction required, unchanged scope, and high impact on confidentiality, integrity, and availability. The flaw is addressed in Chrome version 151.0.7922.72.
Potential Impact
Successful exploitation could allow an attacker to execute arbitrary code or cause a denial of service by accessing memory out of bounds. This impacts confidentiality, integrity, and availability of the affected system. However, exploitation requires prior compromise of the renderer process and user interaction.
Mitigation Recommendations
Google has released Chrome version 151.0.7922.72 which addresses this vulnerability. Users and administrators should update to this version or later to remediate the issue. Patch status is confirmed by the vendor advisory. No additional mitigations are specified.
CVE-2026-17729: Use after free in Google Chrome
Description
Use after free in V8 in Google Chrome prior to 151.0.7922.72 allowed a remote attacker who had compromised the renderer process to potentially perform out of bounds memory access via a crafted HTML page. (Chromium security severity: Medium)
CVSS v3.1
Score 8.8high
Affected software
Chrome
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability is a use-after-free in the V8 engine component of Google Chrome versions before 151.0.7922.72. It enables a remote attacker, with control over the renderer process, to cause out-of-bounds memory access by delivering a specially crafted HTML page. The CVSS 3.1 vector indicates network attack vector, low attack complexity, no privileges required, user interaction required, unchanged scope, and high impact on confidentiality, integrity, and availability. The flaw is addressed in Chrome version 151.0.7922.72.
Potential Impact
Successful exploitation could allow an attacker to execute arbitrary code or cause a denial of service by accessing memory out of bounds. This impacts confidentiality, integrity, and availability of the affected system. However, exploitation requires prior compromise of the renderer process and user interaction.
Mitigation Recommendations
Google has released Chrome version 151.0.7922.72 which addresses this vulnerability. Users and administrators should update to this version or later to remediate the issue. Patch status is confirmed by the vendor advisory. No additional mitigations are specified.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-07-27T23:34:32.584Z
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_0887107924.html","vendor":"Google"}]
Threat ID: 6a6aa0869c2644c7f849a9b4
Added to database: 07/30/2026, 00:53:26 UTC
Last enriched: 08/06/2026, 16:03:49 UTC
Last updated: 09/12/2026, 22:01:31 UTC
Views: 47
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