CVEvulnerability
CVE-2025-5020
4.3 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2025-05-21
- Last modified
- 2026-10-05
- Assigner
- [email protected]
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 4.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
- Weaknesses
- CWE-939
Description
Opening maliciously-crafted URLs in Firefox from other apps such as Safari could have allowed attackers to spoof website addresses if the URLs utilized non-HTTP schemes used internally by the Firefox iOS client. This vulnerability was fixed in Firefox for iOS 139.
Affected configurations
• mozilla firefox (< 139.0)
Related
Weakness · CWE (1)
- CWE-939 Improper Authorization in Handler for Custom URL Scheme weakness
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1951558 Permissions Required
- https://www.mozilla.org/security/advisories/mfsa2025-39/ Vendor Advisory