CVE-2026-9921
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Uninitialized Use in WebGL in Google Chrome on Android
Publication date: 2026-05-28
Last updated on: 2026-05-28
Assigner: Chrome
Description
Description
Uninitialized Use in WebGL in Google Chrome on Android prior to 148.0.7778.216 allowed a remote attacker to leak cross-origin information via a crafted HTML page. (Chromium security severity: High)
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| chrome | to 148.0.7778.216 (exc) |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-457 | The code uses a variable that has not been initialized, leading to unpredictable or unintended results. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is an uninitialized use issue in the WebGL component of Google Chrome on Android versions prior to 148.0.7778.216. It allows a remote attacker to leak cross-origin information by tricking a user into visiting a specially crafted HTML page.
How can this vulnerability impact me? :
The vulnerability can lead to unauthorized disclosure of information from other origins, potentially exposing sensitive data that should be isolated by the browser's security model. This could compromise user privacy and security by leaking data across different websites.
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