Windows Network File System Remote Code Execution Vulnerability
Conclusion & alert: CVE-2022-34715 is rated High Risk (74.3/100): CVSS Critical severity, with high exploitation likelihood (EPSS 38.92%, 97th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. EPSS rose +1.11% over the last day, indicating growing attacker interest. Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
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 | 2026-02-02 | 37.80% | 38.92% | +1.11% |
| 2 | 2025-11-21 | 27.75% | 37.80% | +10.05% |
| 3 | 2025-11-18 | — | 27.75% | — |
Full EPSS history (45 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 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| microsoft | windows_server_2022 | — | cpe:2.3:o:microsoft:windows_server_2022:-:*:*:*:*:*:*:* |