{"id":"CVE-2026-94181","state":"PUBLISHED","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.","publishedAt":"2026-09-23T18:55:08.973Z","updatedAt":"2026-09-23T19:35:35.801Z","severity":{"score":7.4,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N","source":"BCNY"},"assigner":"BCNY","products":["The Browser Company of New York Arc"],"affected":[{"vendor":"The Browser Company of New York","product":"Arc","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"1.159.0","versionType":"semver"}],"platforms":["MacOS"]}],"references":["https://hackerone.com/reports/3711701","https://arc.net/security/bulletins#cve-2026-94181-address-bar-spoof-risk-missing-fullscreen-notification-via-select-element"],"weaknesses":["CWE-451"],"ingestedAt":"2026-10-29T20:13:34.582Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/94xxx/CVE-2026-94181.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-94181","state":"PUBLISHED","datePublished":"2026-09-23T18:55:08.973Z","dateUpdated":"2026-09-23T19:35:35.801Z","assignerShortName":"BCNY","assignerOrgId":"59469e6c-7ea7-446f-8e43-06aa32c115e8","dateReserved":"2026-09-21T00:50:04.410Z"},"containers":{"cna":{"title":"Address Bar Spoof Risk; Missing Fullscreen Notification via Select Element","descriptions":[{"lang":"en","value":"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."}],"affected":[{"vendor":"The Browser Company of New York","product":"Arc","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"1.159.0","versionType":"semver"}],"platforms":["MacOS"]}],"references":[{"url":"https://hackerone.com/reports/3711701"},{"url":"https://arc.net/security/bulletins#cve-2026-94181-address-bar-spoof-risk-missing-fullscreen-notification-via-select-element"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"CHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"NONE","baseSeverity":"HIGH","baseScore":7.4,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-451","lang":"en","description":"CWE-451 User Interface (UI) Misrepresentation of Critical Information","type":"CWE"}]}],"providerMetadata":{"shortName":"BCNY","orgId":"59469e6c-7ea7-446f-8e43-06aa32c115e8","dateUpdated":"2026-09-23T18:55:08.973Z"},"datePublic":"2026-09-23T18:48:00.000Z","impacts":[{"capecId":"CAPEC-148","descriptions":[{"lang":"en","value":"CAPEC-148 Content Spoofing"}]}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.5"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-23T19:35:29.822010Z","id":"CVE-2026-94181","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-09-23T19:35:35.801Z"}}]}}}