CVE-2026-17834

Analyzed Analyzed - Analysis Complete

Chrome Passwords 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 Passwords 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

Probability:
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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-2026-17834

EUVD

EUVD-2026-50583

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 involves insufficient validation of untrusted input in the Passwords feature of Google Chrome before version 151.0.7922.72. A remote attacker who had already compromised the renderer process could exploit this to potentially escape the sandbox via a specially crafted HTML page.

Detection Guidance

This vulnerability involves insufficient validation in Google Chrome's Passwords feature, potentially allowing sandbox escape via crafted HTML. Detection requires checking Chrome version and monitoring for suspicious renderer process activity. Use chrome://version to check your version and ensure it is 151.0.7922.72 or later. No specific commands are provided for detection in the given context.

Impact Analysis

If exploited, this vulnerability could allow an attacker to escape the browser's sandbox, potentially gaining access to system resources or sensitive data beyond the browser's intended restrictions.

Compliance Impact

This vulnerability involves insufficient validation of untrusted input in Google Chrome, potentially allowing a sandbox escape via a crafted HTML page. While it does not directly impact GDPR or HIPAA compliance, such vulnerabilities could lead to unauthorized data access or processing, which may violate these regulations depending on the context of use.

Mitigation Strategies

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

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