Websites directing users to long URLs that caused eliding to occur in the location view could leverage the truncating behavior to potentially trick users into thinking they were on a different webpage. This vulnerability was fixed in Focus 138.
References
| Link | Resource |
|---|---|
| https://bugzilla.mozilla.org/show_bug.cgi?id=1951533 | Issue Tracking |
| https://www.mozilla.org/security/advisories/mfsa2025-33/ | Vendor Advisory |
Configurations
History
13 Apr 2026, 15:16
| Type | Values Removed | Values Added |
|---|---|---|
| Summary | (en) Websites directing users to long URLs that caused eliding to occur in the location view could leverage the truncating behavior to potentially trick users into thinking they were on a different webpage. This vulnerability was fixed in Focus 138. |
12 May 2025, 19:43
| Type | Values Removed | Values Added |
|---|---|---|
| CWE | CWE-601 | |
| First Time |
Mozilla firefox Focus
Mozilla |
|
| CPE | cpe:2.3:a:mozilla:firefox_focus:*:*:*:*:*:iphone_os:*:* | |
| References | () https://bugzilla.mozilla.org/show_bug.cgi?id=1951533 - Issue Tracking | |
| References | () https://www.mozilla.org/security/advisories/mfsa2025-33/ - Vendor Advisory | |
| CVSS |
v2 : v3 : |
v2 : unknown
v3 : 6.1 |
12 May 2025, 16:15
| Type | Values Removed | Values Added |
|---|---|---|
| CVSS |
v2 : v3 : |
v2 : unknown
v3 : 4.3 |
| CWE | CWE-451 |
02 May 2025, 13:53
| Type | Values Removed | Values Added |
|---|---|---|
| Summary |
|
30 Apr 2025, 17:15
| Type | Values Removed | Values Added |
|---|---|---|
| New CVE |
Information
Published : 2025-04-30 17:15
Updated : 2026-04-13 15:16
NVD link : CVE-2025-3859
Mitre link : CVE-2025-3859
CVE.ORG link : CVE-2025-3859
JSON object : View
Products Affected
mozilla
- firefox_focus