CVE-2026-5901
Received Received - Intake
Policy Bypass in Chrome DevTools via Malicious Extension

Publication date: 2026-04-08

Last updated on: 2026-04-13

Assigner: Chrome

Description
Insufficient policy enforcement in DevTools in Google Chrome prior to 147.0.7727.55 allowed an attacker who convinced a user to install a malicious extension to bypass enterprise host restrictions for cookie modification via a crafted Chrome Extension. (Chromium security severity: Low)
CVSS Scores
EPSS Scores
Probability:
Percentile:
Meta Information
Published
2026-04-08
Last Modified
2026-04-13
Generated
2026-06-16
AI Q&A
2026-04-09
EPSS Evaluated
2026-06-14
NVD
CVE-2026-5901
EUVD
EUVD-2026-20725
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
google chrome to 147.0.7727.55 (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 is an insufficient policy enforcement issue in the DevTools component of Google Chrome versions prior to 147.0.7727.55. It allows an attacker who convinces a user to install a malicious Chrome extension to bypass enterprise host restrictions related to cookie modification by using a specially crafted extension.

Mitigation Strategies

To mitigate this vulnerability, update Google Chrome to version 147.0.7727.55 or later, as the issue is fixed in that version.

Additionally, be cautious about installing Chrome extensions from untrusted sources to prevent malicious extensions from bypassing enterprise host restrictions.

Impact Analysis

If exploited, this vulnerability could allow an attacker to bypass enterprise restrictions on cookie modification, potentially leading to unauthorized changes to cookies. This could affect user privacy and security by enabling malicious extensions to manipulate cookies despite policy controls.

Chat Assistant
Ask questions about this CVE
Hi! I’m here to help you understand CVE-2026-5901. Ask me anything about the vulnerability, its impact, or mitigation strategies.
0/70
EPSS Chart