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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History

Thu, 07 May 2026 01:15:00 +0000

Type Values Removed Values Added
Title Cross‑Origin Data Leak via FedCM Input Validation in Google Chrome

Wed, 06 May 2026 22:15:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 06 May 2026 21:15:00 +0000

Type Values Removed Values Added
First Time appeared Google
Google chrome
Vendors & Products Google
Google chrome

Wed, 06 May 2026 21:00:00 +0000

Type Values Removed Values Added
Title Cross‑Origin Data Leak via FedCM Input Validation in Google Chrome

Wed, 06 May 2026 18:30:00 +0000

Type Values Removed Values Added
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)
Weaknesses CWE-20
References

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cve-icon MITRE

Status: PUBLISHED

Assigner: Chrome

Published:

Updated: 2026-05-06T21:46:34.398Z

Reserved: 2026-05-05T22:59:35.052Z

Link: CVE-2026-8013

cve-icon Vulnrichment

Updated: 2026-05-06T20:59:15.452Z

cve-icon NVD

Status : Undergoing Analysis

Published: 2026-05-06T19:16:52.250

Modified: 2026-05-06T22:16:45.763

Link: CVE-2026-8013

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-07T01:00:14Z

Weaknesses