The Memory Usage plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 3.98. This is due to missing nonce validation in the wpmemory_install_plugin() function. This makes it possible for unauthenticated attackers to silently install one of the several whitelisted plugins via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.
Conclusion & alert: CVE-2025-8104 is rated Low Risk (22.9/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.05%). 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 | 2026-05-23 | 0.01% | 0.05% | +0.04% |
| 2 | 2025-07-27 | — | 0.01% | — |
Full EPSS history (2 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 |
|---|---|---|---|
| No affected products in dataset. | |||