CVE-2026-94181

7.4 highEPSS 0.3%

High (7.4). EPSS 0.3% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

7.4 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 27% of CVEs (scores of 2026-10-31)
CWE: CWE-451
Published: 2026-09-23
Modified: 2026-09-24
Record from: the NVD, synced 2026-10-19

References

https://arc.net/security/bulletins#cve-2026-94181-address-bar-spoof-risk-missing-fullscreen-notification-via-select-element
https://hackerone.com/reports/3711701

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