CVE-2026-106426
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Race Condition in Google Chrome Fonts Executes Arbitrary Code

Publication date: 2026-10-06

Last updated on: 2026-10-06

Assigner: Chrome

Description
Race condition in Fonts in Google Chrome prior to 155.0.8059.39 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)

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Meta Information

Published
2026-10-06
Last Modified
2026-10-06
Generated
2026-10-06
AI Q&A
2026-10-06
EPSS Evaluated
N/A
NVD
CVE-2026-106426
EUVD
EUVD-2026-93813

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
Google Chrome 155.0.8059.39

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Exploitability

CWE
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KEV
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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.

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Executive Summary

This is a race condition vulnerability in the Fonts component of Google Chrome versions before 155.0.8059.39. 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 outside the browser's sandbox by tricking the user into visiting a specially crafted HTML page.

Detection Guidance

This vulnerability is specific to Google Chrome versions prior to 155.0.8059.39. To detect it, check your Chrome version by running chrome --version or chrome://version in the browser. If your version is below 155.0.8059.39, the system is vulnerable.

Impact Analysis

If exploited, this vulnerability could allow an attacker to run malicious code on your computer, bypassing Chrome's security protections. This could lead to unauthorized access to your system, data theft, installation of malware, or other malicious activities without your knowledge.

Mitigation Strategies

Update Google Chrome to version 155.0.8059.39 or later immediately. Disable automatic updates temporarily if needed, but prioritize updating to patch the race condition in the Fonts component.

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