CVE-2026-17700

Analyzed Analyzed - Analysis Complete

Chrome 151.0.7922.72 Renderer Process Data Leak

Publication date: 2026-07-30

Last updated on: 2026-07-31

Assigner: Chrome

Description

Insufficient validation of untrusted input in Actor in Google Chrome prior to 151.0.7922.72 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML page. (Chromium security severity: High)

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-07-30

Last Modified

2026-07-31

Generated

2026-08-19

AI Q&A

2026-07-30

EPSS Evaluated

2026-08-18

NVD

CVE-2026-17700

EUVD

EUVD-2026-50826

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 an insufficient validation issue in Google Chrome's Actor component. It allows a remote attacker who has already compromised the renderer process to leak cross-origin data by tricking a user into visiting a crafted HTML page.

Detection Guidance

This vulnerability involves insufficient input validation in Google Chrome's Actor component. Detection primarily requires checking the Chrome version and monitoring for suspicious renderer process activity. Update Chrome to version 151.0.7922.72 or later to mitigate the issue.

Impact Analysis

If you use Google Chrome prior to version 151.0.7922.72, an attacker could steal sensitive data from other websites you visit while your browser is running. This could include passwords, personal information, or private messages.

Compliance Impact

This vulnerability could lead to unauthorized data exposure, potentially violating GDPR (data protection) and HIPAA (health information privacy) by allowing access to protected user data across different origins.

Mitigation Strategies

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

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