CVE-2025-54143
Unknown
Unknown - Not Provided
BaseFortify
Publication date: 2025-08-19
Last updated on: 2026-04-13
Assigner: Mozilla Corporation
Description
Description
Sandboxed iframes on webpages could potentially allow downloads to the device, bypassing the expected sandbox restrictions declared on the parent page. This vulnerability was fixed in Firefox for iOS 141.
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| 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
Can you explain this vulnerability to me?
This vulnerability involves sandboxed iframes on webpages that could potentially allow downloads to the device, bypassing the expected sandbox restrictions declared on the parent page. It affects Firefox for iOS versions earlier than 141.
How can this vulnerability impact me? :
The vulnerability could allow unauthorized downloads to your device from sandboxed iframes, potentially leading to unwanted or malicious files being saved without your consent or knowledge.
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