CVE-2026-9124
Chrome 148 Cross-Origin Data Leak via Malicious HTML
Publication date: 2026-05-20
Last updated on: 2026-05-20
Assigner: Chrome
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| chrome | to 148.0.7778.179 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-20 | The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability involves insufficient validation of untrusted input in Google Chrome versions prior to 148.0.7778.179. It allows a remote attacker who has already compromised the renderer process to leak cross-origin data by using a specially crafted HTML page.
How can this vulnerability impact me? :
The vulnerability can lead to unauthorized disclosure of sensitive information across different origins in the browser. An attacker exploiting this flaw could leak data from other websites or web applications that the user has open, potentially exposing private or confidential information.