File Upload vulnerability in FUEL-CMS v.1.4.6 allows a remote attacker to execute arbitrary code via a crafted .php file to the upload parameter in the navigation function.
Conclusion & alert: CVE-2020-22153 is rated High Exploit Risk (86.6/100): CVSS Critical severity, with high exploitation likelihood (EPSS 6.74%, 91th percentile). 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 | 2026-04-29 | 6.35% | 6.74% | +0.39% |
| 2 | 2026-03-28 | 5.30% | 6.35% | +1.05% |
| 3 | 2025-11-21 | — | 5.30% | — |
Full EPSS history (15 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 |
|---|---|---|---|
| thedaylightstudio | fuel_cms | 1.4.6 | cpe:2.3:a:thedaylightstudio:fuel_cms:1.4.6:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://github.com/daylightstudio/FUEL-CMS/issues/553 | Exploit Issue Tracking Vendor Advisory |