CVE-2026-8013
Undergoing Analysis
Undergoing Analysis - In Progress
Insufficient Input Validation in Google Chrome FedCM
Publication date: 2026-05-06
Last updated on: 2026-05-06
Assigner: Chrome
Description
Description
Insufficient validation of untrusted input in FedCM in Google Chrome prior to 148.0.7778.96 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: Low)
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| chrome | 148.0.7778.96 |
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 the FedCM feature of Google Chrome versions prior to 148.0.7778.96. It allows a remote attacker to leak cross-origin data by using a specially crafted HTML page.
How can this vulnerability impact me? :
The vulnerability can lead to unauthorized disclosure of data from different origins, potentially exposing sensitive information to attackers through cross-origin data leaks.
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