CVE-2026-9979
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Chrome 148 Input Validation Bypass via Crafted HTML
Publication date: 2026-05-28
Last updated on: 2026-05-28
Assigner: Chrome
Description
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)
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| chrome | 148.0.7778.216 |
Helpful Resources
Exploitability
CWE
KEV
| 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. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
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.
How can this vulnerability impact me? :
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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