CVE-2026-11240
Analyzed Analyzed - Analysis Complete
Loader Input Validation Bypass in Google Chrome

Publication date: 2026-06-05

Last updated on: 2026-06-05

Assigner: Chrome

Description
Insufficient validation of untrusted input in Loader in Google Chrome prior to 149.0.7827.53 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: Low)
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Meta Information
Published
2026-06-05
Last Modified
2026-06-05
Generated
2026-06-25
AI Q&A
2026-06-05
EPSS Evaluated
2026-06-24
NVD
CVE-2026-11240
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
google chrome to 149.0.7827.53 (exc)
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Exploitability
CWE
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KEV
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CWE ID Description
CWE-20 The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
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Executive Summary

This vulnerability involves insufficient validation of untrusted input in the Loader component of Google Chrome versions prior to 149.0.7827.53. It allows a remote attacker who has already compromised the renderer process to bypass site isolation by using a specially crafted HTML page.

Impact Analysis

The vulnerability can allow an attacker who has compromised the renderer process to bypass site isolation protections. This could potentially enable the attacker to access or manipulate data from other sites or processes that should be isolated, increasing the risk of data leakage or unauthorized actions within the browser.

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