The Web Server in Ironman Software PowerShell Universal v3.x and v2.x allows for directory traversal outside of the configuration directory, which allows a remote attacker with administrator privilege to create, delete, update, and display files outside of the configuration directory via a crafted HTTP request to particular endpoints in the web server. Patched Versions are 3.5.3 and 3.4.7.
Conclusion & alert: CVE-2022-45184 is rated Moderate Risk (45.1/100): CVSS High severity, with low exploitation likelihood (EPSS 0.24%). Mandatory action: Review affected assets and schedule 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 | 2025-11-21 | 0.33% | 0.24% | -0.09% |
| 2 | 2025-11-18 | 0.24% | 0.33% | +0.09% |
| 3 | 2025-11-15 | — | 0.24% | — |
Full EPSS history (11 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.2 | 3.1 | HIGH |
|
1.2 | 5.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| ironmansoftware | powershell_universal | >= 3.0.0, < 3.4.7 | cpe:2.3:a:ironmansoftware:powershell_universal:*:*:*:*:*:*:*:* |
| ironmansoftware | powershell_universal | >= 3.5.0, < 3.5.3 | cpe:2.3:a:ironmansoftware:powershell_universal:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://blog.ironmansoftware.com/psu-2022-11-cve/ | Vendor Advisory |
| https://docs.powershelluniversal.com/changelog | Release Notes Vendor Advisory |
| https://ironmansoftware.com | Vendor Advisory |