What is CVE-2026-94181?

CVE-2026-94181 is a high-severity vulnerability in The Browser Company Of New York Arc, classified under User Interface (UI) Misrepresentation of Critical Information. CVSS score: 7.4/10. Published 2026-09-23.

How severe is CVE-2026-94181?

High severity. CVSS v3 base score is 7.4 out of 10.

Vulnerability in The Browser Company Of New York Arc

CVE-2026-94181

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.

Published 2026-09-23 · last modified 2026-09-23.

CVSS v3 metric

CVSS v3 base score 7.4 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

The Browser Company Of New York Arc

Weakness classification (CWE)

CWE-451 — User Interface (UI) Misrepresentation of Critical Information

References

Frequently asked questions

What is CVE-2026-94181?: CVE-2026-94181 is a high-severity vulnerability in The Browser Company Of New York Arc, classified under User Interface (UI) Misrepresentation of Critical Information. CVSS score: 7.4/10. Published 2026-09-23.
How severe is CVE-2026-94181?: High severity. CVSS v3 base score is 7.4 out of 10.