Insufficient Policy Enforcement in Extensions in Google Chrome

Publication date: 2026-06-04

Last updated on: 2026-06-08

Assigner: Chrome

Description

Insufficient policy enforcement in Extensions in Google Chrome prior to 149.0.7827.53 allowed an attacker who convinced a user to install a malicious extension to bypass discretionary access control via a crafted Chrome Extension. (Chromium security severity: Medium)

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-06-04

Last Modified

2026-06-08

Generated

2026-07-15

AI Q&A

2026-06-05

EPSS Evaluated

2026-07-14

NVD

CVE-2026-10997

EUVD

EUVD-2026-34446

Affected Vendors & Products

Vendor	Product	Version / Range
google	chrome	to 149.0.7827.53 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-732	The product specifies permissions for a security-critical resource in a way that allows that resource to be read or modified by unintended actors.

Attack-Flow Graph

Executive Summary

This vulnerability involves insufficient policy enforcement in Google Chrome extensions prior to version 149.0.7827.53. An attacker who convinces a user to install a malicious Chrome extension can bypass discretionary access control by using a specially crafted extension.

Impact Analysis

If exploited, this vulnerability allows an attacker to bypass discretionary access controls, potentially granting unauthorized access or privileges through a malicious Chrome extension installed by the user.

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