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.

INFO

Published Date :

2025-08-19T20:52:47.450Z

Last Modified :

2026-04-13T14:30:52.883Z

Source :

mozilla
AFFECTED PRODUCTS

The following products are affected by CVE-2025-54143 vulnerability.

Vendors Products
Apple
  • Ios
Mozilla
  • Firefox
  • Firefox For Ios
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2025-54143.

URL Resource
https://bugzilla.mozilla.org/show_bug.cgi?id=1912671 cve-icon cve-icon
https://www.mozilla.org/security/advisories/mfsa2025-60/ cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact