Dawn in Google Chrome Sandbox Escape via Crafted HTML

Publication date: 2026-06-04

Last updated on: 2026-06-05

Assigner: Chrome

Description

Insufficient validation of untrusted input in Dawn in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-06-04

Last Modified

2026-06-05

Generated

2026-07-15

AI Q&A

2026-06-05

EPSS Evaluated

2026-07-14

NVD

CVE-2026-10983

EUVD

EUVD-2026-34432

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	to 149.0.7827.53 (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 Dawn component of Google Chrome versions prior to 149.0.7827.53. It allows a remote attacker to potentially escape the browser's sandbox by using a specially crafted HTML page.

Impact Analysis

The vulnerability can allow a remote attacker to break out of the browser's sandbox environment, which is designed to isolate web content and prevent it from affecting the underlying system. This could lead to unauthorized access to system resources or execution of malicious code outside the browser's restricted environment.

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