CVE-2026-9979
Undergoing Analysis Undergoing Analysis - In Progress
Chrome 148 Input Validation Bypass via Crafted HTML

Publication date: 2026-05-28

Last updated on: 2026-06-01

Assigner: Chrome

Description
Insufficient validation of untrusted input in Input in Google Chrome prior to 148.0.7778.216 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. (Chromium security severity: High)
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Meta Information
Published
2026-05-28
Last Modified
2026-06-01
Generated
2026-06-19
AI Q&A
2026-05-29
EPSS Evaluated
2026-06-18
NVD
CVE-2026-9979
EUVD
EUVD-2026-33121
Affected Vendors & Products
Showing 2 associated CPEs
Vendor Product Version / Range
google chrome to 148.0.7778.216 (exc)
google chrome to 148.0.7778.215 (exc)
Helpful Resources
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 Google Chrome versions prior to 148.0.7778.216. 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 lead to unauthorized access to data from other sites or processes, potentially exposing sensitive information or enabling further attacks.

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