CVE-2026-5911
Modified Modified - Updated After Analysis
Content Security Policy Bypass in Chrome ServiceWorkers Prior to

Publication date: 2026-04-08

Last updated on: 2026-05-10

Assigner: Chrome

Description
Policy bypass in ServiceWorkers in Google Chrome prior to 147.0.7727.55 allowed a remote attacker to bypass content security policy via a crafted HTML page. (Chromium security severity: Low)
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Meta Information
Published
2026-04-08
Last Modified
2026-05-10
Generated
2026-06-16
AI Q&A
2026-04-09
EPSS Evaluated
2026-06-15
NVD
CVE-2026-5911
EUVD
EUVD-2026-20742
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
google chrome to 147.0.7727.55 (exc)
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Exploitability
CWE
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KEV
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CWE ID Description
CWE-693 The product does not use or incorrectly uses a protection mechanism that provides sufficient defense against directed attacks against the product.
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Executive Summary

This vulnerability is a policy bypass in ServiceWorkers in Google Chrome versions prior to 147.0.7727.55. It allows a remote attacker to bypass the content security policy by using a specially crafted HTML page.

Impact Analysis

An attacker exploiting this vulnerability could bypass the content security policy, potentially allowing them to execute unauthorized scripts or actions within the browser context. This could lead to security risks such as data exposure or manipulation.

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