CVE-2025-12445
Unknown
Unknown - Not Provided
BaseFortify
Publication date: 2025-11-10
Last updated on: 2025-11-13
Assigner: Chrome
Description
Description
Policy bypass in Extensions in Google Chrome prior to 142.0.7444.59 allowed an attacker who convinced a user to install a malicious extension to leak cross-origin data via a crafted Chrome Extension. (Chromium security severity: Low)
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| chrome | to 142.0.7444.59 (exc) | |
| apple | macos | * |
| linux | linux_kernel | * |
| microsoft | windows | * |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-288 | The product requires authentication, but the product has an alternate path or channel that does not require authentication. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a policy bypass in Google Chrome extensions prior to version 142.0.7444.59. It allows an attacker who convinces a user to install a malicious extension to leak cross-origin data by exploiting the crafted Chrome extension.
How can this vulnerability impact me? :
If exploited, this vulnerability can lead to unauthorized leakage of data across different origins, potentially exposing sensitive information to attackers through a malicious Chrome extension installed by the user.
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