Description
Missing authorization in BrowserTag in Google Chrome prior to 155.0.8059.39 allowed a remote attacker who had compromised the renderer process and leveraged social engineering to bypass site isolation via a crafted HTML page. (Chromium security severity: Medium)
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

Sat, 10 Oct 2026 00:30:00 +0000

Type Values Removed Values Added
Title Missing Authorization in Chrome BrowserTag Enables Remote Attack Bypassing Site Isolation chromium-browser: Missing authorization in BrowserTag
References
Metrics threat_severity

None

cvssV3_1

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

threat_severity

Moderate


Wed, 07 Oct 2026 05:15:00 +0000

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

Wed, 07 Oct 2026 02:00:00 +0000

Type Values Removed Values Added
Title Missing Authorization in Chrome BrowserTag Enables Remote Attack Bypassing Site Isolation

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

Type Values Removed Values Added
Description Missing authorization in BrowserTag in Google Chrome prior to 155.0.8059.39 allowed a remote attacker who had compromised the renderer process and leveraged social engineering to bypass site isolation via a crafted HTML page. (Chromium security severity: Medium)
Weaknesses CWE-862
References

cve-icon MITRE

Status: PUBLISHED

Assigner: Chrome

Published:

Updated: 2026-10-06T18:41:18.458Z

Reserved: 2026-10-06T16:38:56.385Z

Link: CVE-2026-106425

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-10-06T19:18:12.370

Modified: 2026-10-06T19:57:00.457

Link: CVE-2026-106425

cve-icon Redhat

Severity : Moderate

Publid Date: 2026-10-06T18:41:18Z

Links: CVE-2026-106425 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2026-10-07T05:00:11Z

Weaknesses