SQL Injection vulnerability in PMB Services PMB v.7.4.7 and before allows a remote unauthenticated attacker to execute arbitrary code via the query parameter in the /admin/convert/export_z3950.php endpoint.
Conclusion & alert: CVE-2023-37177 is rated High Exploit Risk (75.7/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 1.12%). Core evidence: 1 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 |
|---|---|---|---|---|
| — | 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 | 2026-06-15 | 1.27% | 1.12% | -0.15% |
| 2 | 2025-11-21 | 3.49% | 1.27% | -2.22% |
| 3 | 2025-11-18 | — | 3.49% | — |
Full EPSS history (12 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.8 | 3.1 | CRITICAL |
|
3.9 | 5.9 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
| URL | Tags |
|---|---|
| https://nexacybersecurity.blogspot.com/2024/02/journey-finding-vulnerabilities-in-pmb-library-management-system.html | Exploit Third Party Advisory |