CVE-2026-6313
CORS Policy Bypass in Google Chrome Renderer Causes Data Leak
Publication date: 2026-04-15
Last updated on: 2026-04-17
Assigner: Chrome
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| chrome | to 147.0.7727.101 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-284 | The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is an insufficient policy enforcement issue in the Cross-Origin Resource Sharing (CORS) mechanism in Google Chrome versions prior to 147.0.7727.101. It allows a remote attacker who has compromised the renderer process to leak data from other origins by using a specially crafted HTML page.
How can this vulnerability impact me? :
The vulnerability can lead to unauthorized leakage of cross-origin data, meaning sensitive information from other websites or origins could be exposed to an attacker. This could compromise user privacy and security by allowing attackers to access data they should not have permission to view.