CVE-2025-9180
BaseFortify
Publication date: 2025-08-19
Last updated on: 2026-04-13
Assigner: Mozilla Corporation
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| mozilla | firefox | From 60.9.0 (exc) |
| mozilla | firefox | From 60.9.0 (exc) |
| mozilla | firefox | From 60.9.0 (exc) |
| mozilla | firefox | From 60.9.0 (exc) |
| mozilla | thunderbird | to 140.0 (inc) |
| mozilla | thunderbird | to 140.0 (inc) |
| mozilla | thunderbird | to 140.0 (inc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-346 | The product does not properly verify that the source of data or communication is valid. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a same-origin policy bypass in the Graphics: Canvas2D component of Firefox and Thunderbird. The same-origin policy is a security measure that restricts how documents or scripts loaded from one origin can interact with resources from another origin. A bypass means that an attacker could potentially access or manipulate data across different origins in ways that should normally be prevented.
How can this vulnerability impact me? :
This vulnerability could allow an attacker to bypass browser security restrictions, potentially leading to unauthorized access to sensitive information or manipulation of web content from different origins. This could result in data leakage, privacy violations, or other security risks when using affected versions of Firefox or Thunderbird.