CVE-2026-113016

Modified Modified - Updated After Analysis

Improper Input Validation in Google Chrome Extensions

Publication date: 2026-10-20

Last updated on: 2026-11-03

Assigner: Chrome

Description

Race condition in Extensions in Google Chrome prior to 156.0.8078.47 allowed a remote attacker leveraging social engineering to bypass system access restrictions via a crafted HTML page. (Chromium security severity: Medium)

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-10-20

Last Modified

2026-11-03

Generated

2026-11-10

AI Q&A

2026-10-21

EPSS Evaluated

2026-11-08

NVD

CVE-2026-113016

EUVD

EUVD-2026-105594

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	to 156.0.8078.47 (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.
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 improper input validation in Google Chrome's Extensions feature. A remote attacker could exploit this by crafting a malicious HTML page to potentially execute arbitrary code within the browser's sandbox environment.

Detection Guidance

This vulnerability is specific to Google Chrome versions prior to 156.0.8078.47. To detect it, check your Chrome version by running chrome://version/ in the browser address bar. If your version is below 156.0.8078.47, the system is vulnerable.

Impact Analysis

An attacker could exploit this to run malicious code on your device through a specially designed webpage, potentially stealing data, installing malware, or taking control of your browser session.

Compliance Impact

This vulnerability could lead to unauthorized data access or exfiltration, violating GDPR's data protection requirements or HIPAA's patient privacy rules if exploited in a healthcare or EU context.

Mitigation Strategies

Update Google Chrome to version 156.0.8078.47 or later to address the vulnerability.

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EPSS Chart

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