CVE-2026-106270
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Incorrect Authorization in WebAppInstalls in Google Chrome

Publication date: 2026-10-06

Last updated on: 2026-10-06

Assigner: Chrome

Description
Incorrect authorization in WebAppInstalls in Google Chrome prior to 155.0.8059.39 allowed a remote attacker to spoof UI elements via a crafted HTML page. (Chromium security severity: Low)

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Meta Information

Published
2026-10-06
Last Modified
2026-10-06
Generated
2026-10-06
AI Q&A
2026-10-06
EPSS Evaluated
N/A
NVD
CVE-2026-106270
EUVD
EUVD-2026-93630

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
Google Chrome 155.0.8059.39

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-863 The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.

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Executive Summary

This vulnerability involves incorrect authorization in WebAppInstalls in Google Chrome before version 155.0.8059.39. A remote attacker could exploit it by using a crafted HTML page to spoof UI elements, potentially misleading users.

Impact Analysis

This vulnerability could allow attackers to trick users into interacting with fake UI elements, leading to unintended actions like installing malicious web apps or disclosing sensitive information.

Mitigation Strategies

Update Google Chrome to version 155.0.8059.39 or later to address the incorrect authorization issue in WebAppInstalls.

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