When the address bar was hidden due to scrolling on Android, a malicious page could create a fake address bar to fool the user in response to a visibilitychange event This vulnerability affects Firefox < 144.
https://www.mozilla.org/security/advisories/mfsa2025-81/
https://bugzilla.mozilla.org/show_bug.cgi?id=1980808
Source: Mitre, NVD
Published: 2025-10-14
Updated: 2025-10-15
Base Score: 7.8
Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:C/A:N
Severity: High
Base Score: 6.5
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Severity: Medium
EPSS: 0.00018