CVE-2026-17903
Received Received - Intake

Insufficient Policy Enforcement in Chromecast in Google Chrome

Vulnerability report for CVE-2026-17903, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-07-30

Last updated on: 2026-07-30

Assigner: Chrome

Description

Insufficient policy enforcement in Chromecast in Google Chrome prior to 151.0.7922.72 allowed an attacker on the local network segment to inject scripts or HTML into a privileged page via malicious network traffic. (Chromium security severity: Low)

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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
EUVD

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
google chrome 151.0.7922.72

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-UNKNOWN

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Executive Summary

This vulnerability is an insufficient policy enforcement issue in Chromecast within Google Chrome before version 151.0.7922.72. It allows an attacker on the same local network to inject scripts or HTML into a privileged page by sending malicious network traffic.

Detection Guidance

This vulnerability involves insufficient policy enforcement in Chromecast within Google Chrome. Detection requires checking the Chrome version and monitoring network traffic for suspicious activity targeting Chromecast. No specific commands are provided in the context.

Impact Analysis

An attacker could exploit this to run unauthorized scripts on your Chromecast or Chrome device, potentially stealing data, modifying settings, or performing actions on your behalf if you are on the same network.

Mitigation Strategies

Update Google Chrome to version 151.0.7922.72 or later to address the insufficient policy enforcement issue. Ensure network segmentation to limit exposure to local attackers.

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