An attacker could have executed unauthorized scripts on top origin sites using a JavaScript URI when opening an external URL with a custom Firefox scheme. This vulnerability affects Firefox for iOS < 123.
https://www.mozilla.org/security/advisories/mfsa2024-08/
https://bugzilla.mozilla.org/show_bug.cgi?id=1850158
Source: Mitre, NVD
Published: 2024-02-22
Updated: 2025-03-27
Base Score: 5.8
Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:N
Severity: Medium
Base Score: 7.8
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Severity: High
EPSS: 0.00194