CVE-2026-113051

Modified Modified - Updated After Analysis

Memory Corruption in Google Chrome CSS Engine

Publication date: 2026-10-20

Last updated on: 2026-11-03

Assigner: Chrome

Description

Incorrect authorization in CSS in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to bypass web origin policy via a crafted HTML page. (Chromium security severity: Medium)

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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-2026-113051

EUVD

EUVD-2026-105532

Affected Vendors & Products

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

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-119	The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.
CWE-863	The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.

Attack-Flow Graph

Executive Summary

This vulnerability is a memory corruption issue in the CSS handling of Google Chrome versions before 156.0.8078.47. A remote attacker could exploit this by creating a specially crafted HTML page to potentially read memory within the browser's sandbox.

Detection Guidance

This vulnerability involves memory corruption in CSS in Google Chrome prior to version 156.0.8078.47. To detect it, ensure your Chrome browser is updated to version 156.0.8078.47 or later. Check the version by running chrome://version/ in the browser or checking system updates. No specific commands are provided for detection beyond verifying the installed version.

Impact Analysis

If exploited, this vulnerability could allow an attacker to access sensitive data in memory, such as passwords or cookies, even if the browser is running in a sandboxed environment. This could lead to unauthorized data exposure or further attacks.

Compliance Impact

This vulnerability involves memory corruption in Google Chrome's CSS handling, which could allow a remote attacker to read memory inside the sandbox via a crafted HTML page. While the description does not explicitly link this to compliance standards like GDPR or HIPAA, memory corruption vulnerabilities can potentially lead to unauthorized data access or exfiltration, which may violate data protection requirements under these regulations.

Mitigation Strategies

Update Google Chrome to version 156.0.8078.47 or later to address the memory corruption vulnerability in CSS.

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