{"id":"CVE-2026-76731","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-76731","generatedAt":"2026-10-28T02:21:48.175Z","title":"An authentication bypass vulnerability in the captive portal of HPE Networking Instant On could allow an unauthenticated remote attacker to circumvent existing authentication controls.","description":"An authentication bypass vulnerability in the captive portal of HPE Networking Instant On could allow an unauthenticated remote attacker to circumvent existing authentication controls. Successful exploitation could allow an attacker to gain limited access to some data and to make limited changes within the affected component.","published":"2026-09-29T20:17:25.000Z","lastModified":"2026-09-30T21:17:15.000Z","status":"Awaiting Analysis","sourceIdentifier":"security-alert@hpe.com","cvss":{"version":"3.1","score":6.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N"},"cwe":["CWE-269"],"affected":[],"epss":{"score":0.00317,"percentile":0.2439,"date":"2026-10-26","history":[{"date":"2026-09-30","score":0.00314,"percentile":0.2195}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.32%). Track it; it rarely justifies an emergency change on its own."},"changes":[{"kind":"new","label":"New CVE","at":"2026-09-29T20:17:25.000Z","detail":{"score":"6.5","severity":"MEDIUM","publishedAt":"2026-09-29T20:17:25.350Z"},"summary":"New CVE, medium severity (CVSS 6.5)."}],"references":[{"url":"https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05150en_us&docLocale=en_US","source":"security-alert@hpe.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-76731","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}