{"id":"CVE-2026-108108","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-108108","summary":"PHPNuxBill through 2025.3.20 contains an authentication bypass vulnerability in RADIUS CHAP verification because Password::chap_verify() returns true when the supplied response does…","details":"PHPNuxBill through 2025.3.20 contains an authentication bypass vulnerability in RADIUS CHAP verification because Password::chap_verify() returns true when the supplied response does not match. Attackers who know a valid customer or PPPoE username can log in through MikroTik hotspot or PPPoE CHAP with any incorrect password to obtain network access and consume that customer's plan.","published":"2026-10-09T14:33:31.585Z","modified":"2026-10-09T14:33:31.585Z","cvss":{"score":7.1,"severity":"HIGH","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":null,"references":[{"type":"ADVISORY","url":"https://github.com/hotspotbilling/phpnuxbill/security/advisories/GHSA-6f62-x25v-9686"},{"type":"WEB","url":"https://github.com/hotspotbilling/phpnuxbill/blob/2025.3.13/system/autoload/Password.php#L48"},{"type":"WEB","url":"https://github.com/hotspotbilling/phpnuxbill"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/phpnuxbill-through-2025.3.20-chap-authentication-bypass-via-password-chap-verify"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-10-09T14:33:31.585Z"}}