The Prevent Direct Access – Protect WordPress Files plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 2.8.8 via the 'generate_unique_string' due to insufficient randomness of the generated file name. This makes it possible for unauthenticated attackers to extract sensitive data including files protected by the plugin if the attacker can determine the file name.
Conclusion & alert: CVE-2025-3923 is rated Moderate Risk (41.9/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.36%). 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 | 2026-06-05 | 0.18% | 0.36% | +0.18% |
| 2 | 2026-06-03 | 0.29% | 0.18% | -0.11% |
| 3 | 2026-06-02 | — | 0.29% | — |
Full EPSS history (10 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.3 | 3.1 | MEDIUM |
|
3.9 | 1.4 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| No affected products in dataset. | |||