CVE-2026-17809

Analyzed Analyzed - Analysis Complete

Chrome 151.0.7922.72 Sandbox Escape via Untrusted Input

Publication date: 2026-07-30

Last updated on: 2026-08-03

Assigner: Chrome

Description

Insufficient validation of untrusted input in Extensions in Google Chrome prior to 151.0.7922.72 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: Medium)

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-07-30

Last Modified

2026-08-03

Generated

2026-08-19

AI Q&A

2026-07-30

EPSS Evaluated

2026-08-18

NVD

CVE-2026-17809

EUVD

EUVD-2026-50758

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	to 151.0.7922.72 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-20	The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

Attack-Flow Graph

Executive Summary

This vulnerability is a sandbox escape issue in Google Chrome caused by insufficient validation of untrusted input in Extensions. A remote attacker who compromised the renderer process could exploit this via a crafted HTML page to escape the sandbox.

Detection Guidance

This vulnerability is specific to Google Chrome versions prior to 151.0.7922.72. To detect it, check your Chrome version by running chrome://version/ in the browser. If your version is below 151.0.7922.72, the system is vulnerable. Update Chrome to the latest version to mitigate the risk.

Impact Analysis

If exploited, this vulnerability could allow an attacker to break out of Chrome's security sandbox, potentially gaining access to the underlying system with the same privileges as the browser. This could lead to unauthorized data access or system control.

Compliance Impact

This vulnerability could lead to unauthorized data access or exfiltration, which may violate GDPR's data protection requirements or HIPAA's safeguards for protected health information. Organizations using affected Chrome versions may face compliance violations.

Mitigation Strategies

Update Google Chrome to version 151.0.7922.72 or later to address the vulnerability.

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