Description
A website could have obscured the full screen notification by using a URL with a scheme handled by an external program, such as a mailto URL. This could have led to user confusion and possible spoofing attacks. This vulnerability affects Firefox < 116, Firefox ESR < 115.2, and Thunderbird < 115.2.
Published: 2023-08-01
Score: 6.5 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2023-53944 A website could have obscured the full screen notification by using a URL with a scheme handled by an external program, such as a mailto URL. This could have led to user confusion and possible spoofing attacks. This vulnerability affects Firefox < 116, Firefox ESR < 115.2, and Thunderbird < 115.2.
Ubuntu USN Ubuntu USN USN-6267-1 Firefox vulnerabilities
History

Thu, 18 Dec 2025 15:30:00 +0000

Type Values Removed Values Added
Title Mozilla: Full screen notification obscured by external program Full screen notification obscured by external program

Tue, 22 Oct 2024 15:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Subscriptions

Mozilla Firefox
Redhat Enterprise Linux Rhel Aus Rhel E4s Rhel Eus Rhel Tus
cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published:

Updated: 2025-12-18T15:23:22.107Z

Reserved: 2023-08-01T14:59:21.077Z

Link: CVE-2023-4053

cve-icon Vulnrichment

Updated: 2024-08-02T07:17:11.116Z

cve-icon NVD

Status : Modified

Published: 2023-08-01T15:15:10.267

Modified: 2024-11-21T08:34:18.487

Link: CVE-2023-4053

cve-icon Redhat

Severity : Moderate

Publid Date: 2023-08-29T00:00:00Z

Links: CVE-2023-4053 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses