CVE-2025-11716
MEDIUMFirefox < 144.0 - Unauthenticated External App Launch via Sandboxed Iframe Links
Title source: llmDescription
Links in a sandboxed iframe could open an external app on Android without the required "allow-" permission. This vulnerability was fixed in Firefox 144 and Thunderbird 144.
References (3)
Core 3
Core References
Issue Tracking, Permissions Required
https://bugzilla.mozilla.org/show_bug.cgi?id=1818679
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-81/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-84/
Scores
CVSS v3
6.5
EPSS
0.0003
EPSS Percentile
8.6%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-284
Status
published
Products (4)
mozilla/firefox
< 144.0
Mozilla/Firefox
144
mozilla/thunderbird
< 144.0
Mozilla/Thunderbird
144
Published
Oct 14, 2025
Tracked Since
Feb 18, 2026