{"id":"CVE-2026-71809","title":"Authentication Bypass via Hardcoded Master Verification Code vulnerability in Siam Ordering (siam-server) 1.0.0 allows remote unauthenticated attackers to log in as any user, merchant, or administrator.","summary":"Authentication Bypass via Hardcoded Master Verification Code vulnerability in Siam Ordering (siam-server) 1.0.0 allows remote unauthenticated attackers to log in as any user, merchant, or administrator.","severity":"high","cvss":8.1,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-259"],"published":"2026-09-09","updated":"2026-09-14","sourceUpdated":"2026-09-14T15:17:07.133","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-71809","references":[{"url":"https://github.com/W000i/vuln/issues/11","label":"cve@mitre.org"},{"url":"https://github.com/W000i/vuln/issues/11","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"tags":["nvd","cve.org","exploit-available"],"exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"no","technicalImpact":"total","timestamp":"2026-09-14T14:03:46.611471Z"},"epss":0.00355,"epssPercentile":0.29228,"ingestedAt":"2026-09-14T15:23:07.420Z","slug":"CVE-2026-71809","body":"## Overview\n\nAuthentication Bypass via Hardcoded Master Verification Code vulnerability in Siam Ordering (siam-server) 1.0.0 allows remote unauthenticated attackers to log in as any user, merchant, or administrator.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":57,"depthScoreParts":{"impact":44.6,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[]}