Race Condition in ReadAloud in Google Chrome

Publication date: 2026-08-25

Last updated on: 2026-08-25

Assigner: Chrome

Description

Race condition in ReadAloud in Google Chrome prior to 152.0.7977.65 allowed a remote attacker leveraging social engineering to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-08-25

Last Modified

2026-08-25

Generated

2026-08-26

AI Q&A

2026-08-26

EPSS Evaluated

N/A

NVD

CVE-2026-78934

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	to 152.0.7977.65 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-362	The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.

Attack-Flow Graph

Executive Summary

This is a race condition vulnerability in ReadAloud, a feature in Google Chrome. A race condition occurs when the program's behavior depends on the sequence or timing of uncontrollable events. In this case, it allows a remote attacker to execute arbitrary code inside the Chrome sandbox by tricking a user into visiting a specially crafted HTML page.

Impact Analysis

If exploited, this vulnerability could allow an attacker to run malicious code on your computer, even if you are using Chrome's sandbox feature which is designed to limit damage. This could lead to unauthorized access to your data, installation of malware, or other malicious activities while you are browsing.

Mitigation Strategies

Update Google Chrome to version 152.0.7977.65 or later to address the race condition in ReadAloud.

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