Description
Incorrect authorization in Extensions in Google Chrome prior to 157.0.8103.78 allowed a remote attacker leveraging social engineering to execute arbitrary code inside the sandbox via a crafted Chrome extension. (Chromium security severity: High)
Published: 2026-11-11
Score: 8.8 High
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

Thu, 12 Nov 2026 18:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}

Thu, 12 Nov 2026 17:45:00 +0000

Type Values Removed Values Added
Title Remote Code Execution via Crafted Extension due to Incorrect Authorization in Google Chrome

Wed, 11 Nov 2026 22:45:00 +0000

Type Values Removed Values Added
Description Incorrect authorization in Extensions in Google Chrome prior to 157.0.8103.78 allowed a remote attacker leveraging social engineering to execute arbitrary code inside the sandbox via a crafted Chrome extension. (Chromium security severity: High)
Weaknesses CWE-863
References

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: Chrome

Published:

Updated: 2026-11-12T17:44:45.424Z

Reserved: 2026-11-11T22:08:55.144Z

Link: CVE-2026-126866

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Undergoing Analysis

Published: 2026-11-11T23:17:15.103

Modified: 2026-11-12T18:17:33.073

Link: CVE-2026-126866

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-12T17:30:06Z

Weaknesses