CVE-2026-118342

Received Received - Intake

Out-of-Bounds Write in Google Chrome

Publication date: 2026-10-27

Last updated on: 2026-10-27

Assigner: Chrome

Description

Out of bounds write in Editing in Google Chrome prior to 156.0.8078.73 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-10-27

Last Modified

2026-10-27

Generated

2026-10-28

AI Q&A

2026-10-28

EPSS Evaluated

N/A

NVD

CVE-2026-118342

EUVD

EUVD-2026-111461

Affected Vendors & Products

Vendor	Product	Version / Range
Google	Chrome	156.0.8078.73

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-787	The product writes data past the end, or before the beginning, of the intended buffer.

Attack-Flow Graph

Executive Summary

This vulnerability is an out-of-bounds write issue in the Editing component of Google Chrome versions prior to 156.0.8078.73. It allows a remote attacker to execute arbitrary code outside the 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 device, potentially leading to unauthorized access, data theft, or installation of malware. It could also compromise your browsing sessions or other sensitive information.

Mitigation Strategies

Update Google Chrome to version 156.0.8078.73 or later to address the out of bounds write vulnerability in the Editing component.

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