CVE-2026-17729
Received Received - Intake

Use After Free in Google Chrome V8

Publication date: 2026-07-30

Last updated on: 2026-07-30

Assigner: 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)

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Meta Information

Published
2026-07-30
Last Modified
2026-07-30
Generated
2026-07-30
AI Q&A
2026-07-30
EPSS Evaluated
N/A
NVD
CVE-2026-17729
EUVD
EUVD-2026-50680

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
google chrome to 151.0.7922.72 (exc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-416 The product reuses or references memory after it has been freed. At some point afterward, the memory may be allocated again and saved in another pointer, while the original pointer references a location somewhere within the new allocation. Any operations using the original pointer are no longer valid because the memory "belongs" to the code that operates on the new pointer.

Attack-Flow Graph

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Executive Summary

This is a use after free vulnerability in V8, the JavaScript engine used by Google Chrome. It occurs when a program tries to use memory that has already been freed, potentially leading to out of bounds memory access. An attacker who compromised the renderer process could exploit this by crafting a malicious HTML page to trigger the issue.

Impact Analysis

This vulnerability could allow an attacker to execute arbitrary code or perform out of bounds memory access on your system if you visit a specially crafted webpage. This might lead to data theft, system compromise, or other malicious activities depending on the attacker's goals.

Mitigation Strategies

Update Google Chrome to version 151.0.7922.72 or later to address the use after free vulnerability in V8.

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