CVE-2025-10528
Unknown
Unknown - Not Provided
BaseFortify
Publication date: 2025-09-16
Last updated on: 2026-04-13
Assigner: Mozilla Corporation
Description
Description
Sandbox escape due to undefined behavior, invalid pointer in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 143, Firefox ESR 140.3, Thunderbird 143, and Thunderbird 140.3.
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| mozilla | thunderbird | to 140.0 (inc) |
| mozilla | thunderbird | to 140.0 (inc) |
| mozilla | firefox | From 60.9.0 (exc) |
| mozilla | firefox | From 60.9.0 (exc) |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-693 | The product does not use or incorrectly uses a protection mechanism that provides sufficient defense against directed attacks against the product. |
Attack-Flow Graph
AI Powered Q&A
What immediate steps should I take to mitigate this vulnerability?
To mitigate this vulnerability, update Firefox to version 143 or later, or Firefox ESR to version 140.3 or later. Similarly, update Thunderbird to version 143 or later, or Thunderbird ESR to version 140.3 or later.
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