Suprema BioStar 2 v2.8.16 was discovered to contain a SQL injection vulnerability via the values parameter at /users/absence?search_month=1.
Conclusion & alert: CVE-2023-27167 is rated High Exploit Risk (65.2/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.57%). Core evidence: 3 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| 51340 | exploit_db | edb | 2023-04-08 | Exploit-DB ↗ |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-04-16 | 0.45% | 0.57% | +0.12% |
| 2 | 2026-02-04 | 0.41% | 0.45% | +0.04% |
| 3 | 2025-12-22 | — | 0.41% | — |
Full EPSS history (17 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 6.5 | 3.1 | MEDIUM |
|
2.8 | 3.6 | [email protected] |
| 6.5 | 3.1 | MEDIUM |
|
2.8 | 3.6 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| supremainc | biostar_2 | <= 2.8.16 | cpe:2.3:a:supremainc:biostar_2:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://suprema.com | Broken Link |
| https://biostar2.ciklum.net/api/users/absence?search_month=1 | Broken Link |
| https://packetstormsecurity.com/files/171523/Suprema-BioStar-2-2.8.16-SQL-Injection.html | Exploit Third Party Advisory VDB Entry |
| https://protey.net/threads/cve-2023-27167-suprema-biostar-2-v2-8-16-sql-injection.995/ | Exploit Third Party Advisory |
| https://www.linkedin.com/in/yuriy-tsarenko-a1453aa4/ | Permissions Required |