Description
Use after free in FedCM in Google Chrome prior to 154.0.8037.97 allowed a remote attacker to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)
Published: 2026-10-02
Score: 9.6 Critical
EPSS: < 1% Very Low
KEV: No
AI Analysis

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Remediation

No solution or workaround provided in the CVE record.

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Tracking

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Advisories

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History

Wed, 07 Oct 2026 08:15:00 +0000

Type Values Removed Values Added
Title Use after Free in FedCM Enables Remote Code Execution in Google Chrome

Tue, 06 Oct 2026 16:30:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*

Tue, 06 Oct 2026 14:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 9.6, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H'}

ssvc

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


Fri, 02 Oct 2026 18:30:00 +0000

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

Fri, 02 Oct 2026 18:15:00 +0000

Type Values Removed Values Added
Title Use after Free in FedCM Enables Remote Code Execution in Google Chrome

Fri, 02 Oct 2026 16:15:00 +0000

Type Values Removed Values Added
Description Use after free in FedCM in Google Chrome prior to 154.0.8037.97 allowed a remote attacker to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)
Weaknesses CWE-416
References

cve-icon MITRE

Status: PUBLISHED

Assigner: Chrome

Published:

Updated: 2026-10-06T13:09:20.834Z

Reserved: 2026-09-30T23:12:22.943Z

Link: CVE-2026-103630

cve-icon Vulnrichment

Updated: 2026-10-06T13:09:17.266Z

cve-icon NVD

Status : Analyzed

Published: 2026-10-02T16:16:44.150

Modified: 2026-10-06T16:22:17.147

Link: CVE-2026-103630

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-07T08:00:12Z

Weaknesses