CVE-2026-16404

Spoofing issue in Firefox for Android

Published Jul 21, 2026 CVSS 3.1 · 7.4 High EPSS < 1% KEV · Not listed
Description
Spoofing issue in Firefox for Android. This vulnerability was fixed in Firefox 153.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Weaknesses CWE-290
Metrics cvssV3_1

{'score': 7.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Mozilla
Mozilla firefox
Vendors & Products Mozilla
Mozilla firefox
Type Values Removed Values Added
Description Spoofing issue in Firefox for Android. This vulnerability was fixed in Firefox 153.
Title Spoofing issue in Firefox for Android
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
mozilla
Published
Updated
Jul 22, 2026, 5:27 PM
Reserved
Jul 20, 2026, 9:57 PM
Status
Analyzed
Published
Jul 21, 2026, 1:17 PM
Modified
Oct 24, 2026, 8:10 PM
Severity
Low
Public date
Jul 21, 2026, 12:38 PM