CVE-2026-94181
📛 CVE Title
Address Bar Spoof Risk; Missing Fullscreen Notification via Select Element
Description
An address bar spoofing issue in affected versions of Arc could allow an attacker to spoof the browser address bar via a <select> element that triggers requestFullscreen without displaying the fullscreen notification.
Overview
- State
- PUBLISHED
- Assigner (CNA)
- BCNY
- CVSS severity
- HIGH
- CVSS score
- 7.4 / 10
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N- Effective score
- 7.4 / 10 HIGH source: CNA overview
- CWE(s)
-
CWE-451 - Reserved
- 2026-09-21
- Published
- 2026-09-23 18:55 UTC
- Last updated
- 2026-09-23 19:35 UTC
- Source
- https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/94xxx/CVE-2026-94181.json
- Linked Threat
- CVE-2026-94181 — Address Bar Spoof Risk; Missing Fullscreen Notification via Select Element
NVD triage scoring NVD CVE 2.0
Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.
- NVD published
- 2026-09-23 19:19:48 UTC
- NVD last modified
- 2026-09-23 20:17:23 UTC
- NVD CVSS v3.1
- 7.4 / 10 HIGH source: 59469e6c-7ea7-446f-8e43-06aa32c115e8
- NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N- Exploitability subscore
- 2.8 / 10
- Impact subscore
- 4.0 / 10
NVD / KEV / EPSS data refreshed 2026-09-24 04:28 UTC. Re-run the 🛰 Backfill from NVD button above to refresh.
European Union Vulnerability Database ENISA EUVD
ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.
- EUVD ID
-
EUVD-2026-85565
EUVD enrichment is queued; refresh the page in a few seconds.
Affected products (1)
| Vendor | Product | Versions | Platforms |
|---|---|---|---|
| The Browser Company of New York | Arc |
0 (affected)
|
MacOS |
Vendor references (2)
References embedded in the original CVE record by the assigning CNA.
Web references (0)
DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.
No web references attached yet.
NVD-tagged references (2)
Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.
- https://arc.net/security/bulletins#cve-2026-94181-address-bar-spoof-risk-missing-fullscreen-notification-via-select-element 59469e6c-7ea7-446f-8e43-06aa32c115e8
- https://hackerone.com/reports/3711701 59469e6c-7ea7-446f-8e43-06aa32c115e8
Remediations (10)
Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.
-
web:app.opencve.io
An address bar spoofing issue in affected versions of Arc could allow an attacker to spoof the browser address bar via a <select> element that triggers requestFullscreen without displaying the fullscreen notification.
2026-09-24 11:08 UTC -
web:catalog.update.microsoft.com
Welcome to the Microsoft Update Catalog site. We want your feedback! Visit our newsgroup or send us an email to provide us with your thoughts and suggestions. To get started using the site, enter in your search terms in the Search box above or visit our FAQ for search tips. |Newsgroup|Send us your feedback
2026-09-24 11:08 UTC -
web:cvefeed.io
The following list is the news that have been mention CVE-2026-94181 vulnerability anywhere in the article. Results are limited to the first 20 news articles due to potential performance issues. The following table lists the changes that have been made to the CVE-2026-94181 vulnerability over time.
2026-09-24 11:08 UTC -
web:learn.microsoft.com
Learning path Learn how Microsoft supports secure software development as part of a cybersecurity solution - Training Secure software development means integrating security into each phase of your development lifecycle, from requirements analysis to maintenance. Microsoft provides many services that can help you develop more secure code and deploy a more secure application in the cloud. This ...
2026-09-24 11:08 UTC -
web:learn.microsoft.com
Use the DISM tool to fix problems that prevent Windows Update from installing successfully.
2026-09-24 11:08 UTC -
web:msrc.microsoft.com
The Microsoft Security Response Center (MSRC) investigates all reports of security vulnerabilities affecting Microsoft products and services, and provides the information here as part of the ongoing effort to help you manage security risks and help keep your systems protected.
2026-09-24 11:08 UTC -
web:senserva.com
Every Microsoft security patch (KB) and the CVEs it fixes, with severity, CVSS, and CISA KEV status. Cross-linked to the CVE reference.
2026-09-24 11:08 UTC -
web:socprime.com
CVE - 2026 -20841 Analysis Microsoft's February 2026 Patch Tuesday delivered security updates for 58 vulnerabilities, including six actively exploited issues and three publicly disclosed zero-days. One of the notable flaws in this release is CVE - 2026 -20841, a nasty remote code execution issue in the modern Windows Notepad app.
2026-09-24 11:08 UTC -
web:www.bleepingcomputer.com
Today is Microsoft's February 2026 Patch Tuesday with security updates for 58 flaws, including 6 actively exploited and three publicly disclosed zero-day vulnerabilities.
2026-09-24 11:08 UTC -
web:www.microsoft.com
Microsoft's free Security Update Guide Notifications provide links to security-related software updates and notification of re-released security updates. These notifications are sent via email throughout the month as needed. You can choose the type of updates for which you want to be notified: Major ...
2026-09-24 11:08 UTC
AI Forensic Analysis
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Raw JSON
The full cvelistV5 record. Download as CVE-2026-94181.json.
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"timestamp": "2026-09-23T19:35:29.822010Z",
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"userInteraction": "REQUIRED",
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"source": {
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