CVE-2025-14390

Status: DeferredHigh (8.8)—

The Video Merchant plugin for WordPress is vulnerable to Cross-Site Request Forgery in version <= 5.0.4. This is due to missing or incorrect nonce validation on the video_merchant_add_video_file() function. This makes it possible for unauthenticated attackers to upload arbitrary files that make remote code execution possible via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

CVSS

Version: 3.1
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Base score: 8.8

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days: 0.45%
Percentile among all scored CVEs: 37
Score date: 10/6/2026

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

🎯 ATT&CK techniques

How this vulnerability is exploited and what the attacker gains, in MITRE ATT&CK terms.

ExploitationT1203 Exploitation for Client Executionexecution85 %
Primary impactT1505.003 Web Shellpersistence90 %
Secondary impactT1059 Command and Scripting Interpreterexecution80 %

UI:R (requiere interacción del usuario) + CSRF indica engaño a administrador para ejecutar código en cliente-servidor; la carga de archivo arbitrario + RCE sustenta web shell y ejecución de comandos.

Inferred by our analysis agent from the official description, CVSS vector and CWE, and checked by a supervisor. May contain errors.

🛡️ ATT&CK mitigations that cover these techniques

Disable or Remove Feature or Program User Account Management Restrict Web-Based Content Privileged Account Management Limit Software Installation Execution Prevention

Affected technologies (1)

⚠ AI-inferred from the description — NVD hasn't analyzed this CVE yet, these aren't verified CPEs.

Video Merchant — Video Merchant^AI

CWEs

CWE-434

References

Raw JSON (NVD)

Show

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  "lastModified": "2026-06-17T08:35:51.193",
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