CVE-2026-11308
Analyzed Analyzed - Analysis Complete
Privilege Escalation in Google Chrome Extensions

Publication date: 2026-06-05

Last updated on: 2026-06-08

Assigner: Chrome

Description
Inappropriate implementation in Extensions in Google Chrome prior to 149.0.7827.53 allowed an attacker who convinced a user to install a malicious extension to perform privilege escalation via a crafted Chrome Extension. (Chromium security severity: Low)
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Meta Information
Published
2026-06-05
Last Modified
2026-06-08
Generated
2026-06-25
AI Q&A
2026-06-05
EPSS Evaluated
2026-06-24
NVD
CVE-2026-11308
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
google chrome to 149.0.7827.53 (exc)
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Exploitability
CWE
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KEV
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CWE ID Description
CWE-269 The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.
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Executive Summary

This vulnerability is due to an inappropriate implementation in the Extensions feature of Google Chrome versions prior to 149.0.7827.53. It allows an attacker who convinces a user to install a malicious Chrome extension to escalate their privileges through a specially crafted extension.

Impact Analysis

If exploited, this vulnerability could allow an attacker to gain higher privileges than intended within the Chrome browser environment by tricking a user into installing a malicious extension. This could potentially lead to unauthorized actions or access within the browser.

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