{"cve":"CVE-2023-31923","nvd":{"published":"2023-05-22T15:15:09.597","modified":"2026-06-17T05:57:41.893","status":"Modified","description":"Suprema BioStar 2 before 2022 Q4, v2.9.1 has Insecure Permissions. A vulnerability in the web application allows an authenticated attacker with \"User Operator\" privileges to create a highly privileged user account. The vulnerability is caused by missing server-side validation, which can be exploited to gain full administrator privileges on the system.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":8.8},"cwes":["CWE-281"],"references":["https://nobugescapes.com/blog/creating-a-new-user-with-admin-privilege/","https://nobugescapes.com/blog/creating-a-new-user-with-admin-privilege/"],"products":["supremainc:biostar_2"],"source":"nvd","synced_at":"2026-10-19T21:38:18.424950729+00:00"},"epss":{"cve":"CVE-2023-31923","score":0.00863,"percentile":0.58621,"date":"2026-11-01"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}