CVE-2026-5903
Received Received - Intake
IFrameSandbox Policy Bypass in Google Chrome Prior to

Publication date: 2026-04-08

Last updated on: 2026-04-13

Assigner: Chrome

Description
Policy bypass in IFrameSandbox in Google Chrome prior to 147.0.7727.55 allowed a remote attacker who convinced a user to engage in specific UI gestures to bypass navigation restrictions via a crafted HTML page. (Chromium security severity: Low)
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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-2026-5903
EUVD
EUVD-2026-20727
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
google chrome to 147.0.7727.55 (exc)
Helpful Resources
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 issue in the IFrameSandbox feature of Google Chrome versions prior to 147.0.7727.55. It allows a remote attacker to bypass navigation restrictions by convincing a user to perform specific user interface gestures on a specially crafted HTML page.

Impact Analysis

The vulnerability could allow an attacker to bypass navigation restrictions in the browser, potentially leading to unauthorized navigation or actions within the browser context. However, the severity of this issue is considered low.

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