An Unrestricted File Upload Vulnerability in the SupportCandy plugin through 2.0.0 for WordPress allows remote attackers to execute arbitrary code by uploading a file with an executable extension.
Conclusion & alert: CVE-2019-11223 is rated High Exploit Risk (82.3/100): CVSS Critical severity, with high exploitation likelihood (EPSS 8.76%, 94th percentile). Core evidence: 2 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 ↗ | |
| — | 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 | 44.05% | 8.76% | -35.28% |
| 2 | 2026-03-19 | 44.88% | 44.05% | -0.83% |
| 3 | 2026-02-01 | — | 44.88% | — |
Full EPSS history (19 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.8 | 3.0 | CRITICAL |
|
3.9 | 5.9 | [email protected] |
| 7.5 | 2.0 | HIGH |
|
10.0 | 6.4 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| supportcandy | supportcandy | <= 2.0.0 | cpe:2.3:a:supportcandy:supportcandy:*:*:*:*:*:wordpress:*:* |
| URL | Tags |
|---|---|
| https://cert.kalasag.com.ph/news/research/vulnerable-wordpress-plugin-lets-you-take-over-websites/ | Exploit Third Party Advisory |
| https://wordpress.org/plugins/supportcandy/#developers | Product Third Party Advisory |
| https://wpvulndb.com/vulnerabilities/9488 | |
| https://www.pluginvulnerabilities.com/2019/04/05/arbitrary-file-upload-vulnerability-in-supportcandy/ | Exploit Third Party Advisory |