Description
Improper input validation in Extensions in Google Chrome prior to 155.0.8059.39 allowed a remote attacker leveraging social engineering to bypass web origin policy into a privileged page via a crafted Chrome extension. (Chromium security severity: Low)
Published: 2026-10-06
Score: 6.5 Medium
EPSS: < 1% Very Low
KEV: No
AI Analysis

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Remediation

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Tracking

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Advisories

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History

Fri, 09 Oct 2026 22:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N'}

ssvc

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

Wed, 07 Oct 2026 03:15:00 +0000

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

Tue, 06 Oct 2026 22:15:00 +0000

Type Values Removed Values Added
Title Chrome Extension Input Validation Allows Privileged Page Bypass

Tue, 06 Oct 2026 19:00:00 +0000

Type Values Removed Values Added
Description Improper input validation in Extensions in Google Chrome prior to 155.0.8059.39 allowed a remote attacker leveraging social engineering to bypass web origin policy into a privileged page via a crafted Chrome extension. (Chromium security severity: Low)
Weaknesses CWE-20
References

Subscriptions

Google Chrome
cve-icon MITRE

Status: PUBLISHED

Assigner: Chrome

Published:

Updated: 2026-10-09T21:47:28.007Z

Reserved: 2026-10-06T16:35:35.325Z

Link: CVE-2026-106331

cve-icon Vulnrichment

Updated: 2026-10-09T17:15:58.522Z

cve-icon NVD

Status : Undergoing Analysis

Published: 2026-10-06T19:18:01.470

Modified: 2026-10-09T22:16:58.137

Link: CVE-2026-106331

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-07T03:00:11Z

Weaknesses