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.
History

Mon, 13 Apr 2026 15:00:00 +0000

Type Values Removed Values Added
Description Sandboxed iframes on webpages could potentially allow downloads to the device, bypassing the expected sandbox restrictions declared on the parent page This vulnerability affects Firefox for iOS < 141. 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.
Title Sandboxed iframes could allow local downloads despite sandbox restrictions

Thu, 21 Aug 2025 18:45:00 +0000

Type Values Removed Values Added
First Time appeared Mozilla firefox
CPEs cpe:2.3:a:mozilla:firefox:*:*:*:*:*:iphone_os:*:*
Vendors & Products Mozilla firefox

Thu, 21 Aug 2025 12:45:00 +0000

Type Values Removed Values Added
First Time appeared Apple
Apple ios
Mozilla
Mozilla firefox For Ios
Vendors & Products Apple
Apple ios
Mozilla
Mozilla firefox For Ios

Wed, 20 Aug 2025 16:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-693
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 19 Aug 2025 21:00:00 +0000

Type Values Removed Values Added
Description Sandboxed iframes on webpages could potentially allow downloads to the device, bypassing the expected sandbox restrictions declared on the parent page This vulnerability affects Firefox for iOS < 141.
References

cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published: 2025-08-19T20:52:47.450Z

Updated: 2026-04-13T14:30:52.883Z

Reserved: 2025-07-17T02:35:52.284Z

Link: CVE-2025-54143

cve-icon Vulnrichment

Updated: 2025-08-20T14:03:00.609Z

cve-icon NVD

Status : Modified

Published: 2025-08-19T21:15:27.557

Modified: 2026-04-13T15:17:01.840

Link: CVE-2025-54143

cve-icon Redhat

No data.