The MStore API plugin for WordPress is vulnerable to Cross-Site Request Forgery due to missing nonce validation on the mstore_update_status_order_title function. This makes it possible for unauthenticated attackers to update status order title via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.
Conclusion & alert: CVE-2023-3199 is rated Low Risk (24.7/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.29%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.
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 | 2026-06-15 | 0.09% | 0.29% | +0.20% |
| 2 | 2025-04-15 | 0.30% | 0.09% | -0.21% |
| 3 | 2025-03-30 | — | 0.30% | — |
Full EPSS history (10 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 4.3 | 3.1 | MEDIUM |
|
2.8 | 1.4 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| inspireui | mstore_api | <= 3.9.6 | cpe:2.3:a:inspireui:mstore_api:*:*:*:*:*:wordpress:*:* |