CVE-2026-16404

Spoofing issue in Firefox for Android

High · published July 21, 2026

CVSS v3.1
7.4
EPSS
0%
Percentile
4.8
In the wild
Unconfirmed
What it is

Spoofing issue in Firefox for Android. This vulnerability was fixed in Firefox 153.

The record
Technical detail
CVSS v3.1
7.4 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00160 · 4.8th percentile
Published
2026-07-21T12:38Z
EPSS history
Timeline
  • 21 JUL 12:38Z
    Spoofing issue in Firefox for Android
    cvelistv5