CVE-2026-16404

HIGH
MEDIUM Priority: 0.02 BB Relevance: 65/100
Published: 2026-07-21 Modified: 2026-10-24 First seen: 2026-10-29 Status: active

Attack Surface

Network Low Complexity No Auth Integ. Impact Scope Change

CVSS Vector Breakdown

AV: Network
AC: Low
PR: None
UI: Required
S: Changed
C: None
I: High
A: None

Description

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

Weakness Classification (1)

Affected Software (1)

VendorProductVersion
mozilla firefox_mobile < 153.0

Bug Bounty Relevance

65 / 100
✓ Network accessible
✓ No authentication
✓ Low complexity

CVSS Score

7.4 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N

EPSS — Exploitation Probability

0.27%
Raw Score 0.002750
Percentile 19.9%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00275
2026-10-28
0.00275

Intelligence Sources

nvd ref →