CVE-2026-11014
Analyzed Analyzed - Analysis Complete
Insufficient Policy Enforcement in Chrome Extensions

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 site isolation via a crafted Chrome Extension. (Chromium security severity: Medium)
CVSS Scores
EPSS Scores
Probability:
Percentile:
Meta Information
Published
2026-06-04
Last Modified
2026-06-08
Generated
2026-06-25
AI Q&A
2026-06-05
EPSS Evaluated
2026-06-24
NVD
CVE-2026-11014
EUVD
EUVD-2026-34463
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
google chrome to 149.0.7827.53 (exc)
Helpful Resources
Exploitability
CWE
CWE Icon
KEV
KEV Icon
CWE ID Description
CWE-602 The product is composed of a server that relies on the client to implement a mechanism that is intended to protect the server.
Attack-Flow Graph
AI Quick Actions
Instant insights powered by AI
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 exploit this flaw to bypass site isolation protections by using a specially crafted extension.

Impact Analysis

If exploited, this vulnerability allows an attacker to bypass Chrome's site isolation feature, which is designed to separate different websites into different processes for security. This could potentially allow the attacker to access or manipulate data across sites that should be isolated, increasing the risk of data leakage or unauthorized access.

Chat Assistant
Ask questions about this CVE
Hi! I’m here to help you understand CVE-2026-11014. Ask me anything about the vulnerability, its impact, or mitigation strategies.
0/70
EPSS Chart