CVE-2026-8013
Analyzed Analyzed - Analysis Complete
Insufficient Input Validation in Google Chrome FedCM

Publication date: 2026-05-06

Last updated on: 2026-05-07

Assigner: Chrome

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)
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Meta Information
Published
2026-05-06
Last Modified
2026-05-07
Generated
2026-06-16
AI Q&A
2026-05-06
EPSS Evaluated
2026-06-14
NVD
CVE-2026-8013
EUVD
EUVD-2026-28129
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
google chrome to 148.0.7778.96 (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 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.

Impact Analysis

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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