CVE-2026-118018

Spoofing issue in the Downloads component in Firefox for Android

Published Oct 27, 2026 CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed
Description
Spoofing issue in the Downloads component in Firefox for Android. This vulnerability was fixed in Firefox 159.

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-451
Metrics cvssV3_1

{'score': 6.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N'}

ssvc

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

cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}

Type Values Removed Values Added
Weaknesses CWE-20
Type Values Removed Values Added
Weaknesses CWE-290
References
Metrics threat_severity

None

cvssV3_1

{'score': 6.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N'}

threat_severity

Moderate

Type Values Removed Values Added
First Time appeared Mozilla
Mozilla firefox
Vendors & Products Mozilla
Mozilla firefox
Type Values Removed Values Added
Weaknesses CWE-20
Type Values Removed Values Added
Description Spoofing issue in the Downloads component in Firefox for Android. This vulnerability was fixed in Firefox 159.
Title Spoofing issue in the Downloads component in Firefox for Android
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
mozilla
Published
Updated
Nov 5, 2026, 4:25 PM
Reserved
Oct 27, 2026, 2:06 PM
Status
Deferred
Published
Oct 27, 2026, 2:16 PM
Modified
Nov 5, 2026, 5:17 PM
Severity
Moderate
Public date
Oct 27, 2026, 2:06 PM