CVE-2026-84334: Incorrect authorization in Google Chrome
Description
CVE-2026-84334 is a high severity vulnerability in Google Chrome on Windows versions prior to 152.0.7977.75. It involves incorrect authorization in the Chromoting component, allowing a local attacker to execute arbitrary code outside the sandbox via a local program. The vulnerability has a CVSS score of 8.1, indicating a significant impact on confidentiality, integrity, and availability.
CVSS v3.1
Score 8.1high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability, tracked as CVE-2026-84334, affects Google Chrome on Windows platforms before version 152.0.7977.75. It stems from incorrect authorization in the Chromoting feature, which enables remote desktop functionality. A local attacker can exploit this flaw to execute arbitrary code outside the browser sandbox, potentially compromising the system. The CVSS 3.1 vector (AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H) reflects that the attack requires local access with high complexity but no privileges or user interaction, and it can fully compromise confidentiality, integrity, and availability.
Potential Impact
Successful exploitation allows a local attacker to execute arbitrary code outside the sandbox, which can lead to full system compromise including unauthorized access to sensitive data, modification of system files, and disruption of system availability.
Mitigation Recommendations
A fix is available in Google Chrome version 152.0.7977.75. Users and administrators should update to this version or later to remediate the vulnerability. No additional mitigation steps are indicated by the vendor advisory.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-352f-w25v-3vqq
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-84334"]
- Database Specific Severity
- HIGH
- Cvss Version
- 3.1
Threat ID: 6a984532acd9273b496aa8b7
Added to database: 09/02/2026, 15:48:02 UTC
Last enriched: 09/07/2026, 20:38:02 UTC
Last updated: 10/16/2026, 06:48:19 UTC
Views: 43
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