Inappropriate Implementation in Google Chrome Leads to Cross-Origin Data Leak

Publication date: 2026-06-04

Last updated on: 2026-06-08

Assigner: Chrome

Description

Inappropriate implementation in Media in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: Medium)

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-06-04

Last Modified

2026-06-08

Generated

2026-07-15

AI Q&A

2026-06-05

EPSS Evaluated

2026-07-14

NVD

CVE-2026-11176

EUVD

EUVD-2026-34637

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	to 149.0.7827.53 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-346	The product does not properly verify that the source of data or communication is valid.

Attack-Flow Graph

Executive Summary

This vulnerability is an inappropriate implementation in the Media component of Google Chrome versions prior to 149.0.7827.53. It allows a remote attacker to leak cross-origin data by using a specially crafted HTML page.

Impact Analysis

The vulnerability can lead to unauthorized disclosure of data from other origins, potentially exposing sensitive information to remote attackers. This could compromise user privacy and security by leaking data that should be isolated between different websites.

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