CVE-2026-113078

Modified Modified - Updated After Analysis

Improper Input Validation in Google Chrome Compositing Leads to Code Execution

Publication date: 2026-10-20

Last updated on: 2026-11-03

Assigner: Chrome

Description

Race condition in Compositing in Google Chrome prior to 156.0.8078.47 allowed a remote attacker who had compromised the renderer process to potentially execute arbitrary code outside the sandbox 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-2026-113078

EUVD

EUVD-2026-105506

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	to 156.0.8078.47 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-367	The product checks the state of a resource before using that resource, but the resource's state can change between the check and the use in a way that invalidates the results of the check.
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 is an improper input validation issue in the Compositing feature of Google Chrome versions before 156.0.8078.47. It allows a remote attacker to execute arbitrary code outside the sandbox by tricking a user into visiting a specially crafted HTML page.

Detection Guidance

Detection requires checking the installed version of Google Chrome. If your version is prior to 156.0.8078.47, the system is vulnerable. Use commands like 'google-chrome --version' or check via package manager (e.g., 'apt list --installed | grep chrome' for Debian-based systems).

Impact Analysis

If exploited, this vulnerability could allow an attacker to run malicious code on your device, potentially stealing data, installing malware, or taking control of your system. It requires user interaction, such as visiting a compromised website.

Compliance Impact

This vulnerability could potentially lead to unauthorized code execution, which may result in data breaches or unauthorized access to sensitive information. Such incidents could violate compliance requirements under GDPR, HIPAA, or other regulations by exposing personal or health data without authorization.

Mitigation Strategies

Update Google Chrome to version 156.0.8078.47 or later to address the improper input validation issue in Compositing.

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