WordPress plugin
Simple Download Monitor security & vulnerabilities
No known unpatched vulnerabilities in the latest version
All 18 known vulnerabilities are fixed in the latest release. If you run an older version, update to null or newer.
- Critical2
- High2
- Medium14
- Low0
All Simple Download Monitor vulnerabilities
| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| High8.8 | Multiple Cross-Site Request Forgery vulnerabilities ≤3.9.8Update to 3.9.9 | CVE-2021-24696 | |
| Critical9.0 | Contributor+ Stored Cross-Site Scripting via File Thumbnail ≤3.9.4Update to 3.9.5 | CVE-2021-24693 | |
| High8.8 | SQL Injection ≤3.8.8Update to 3.8.9 | CVE-2020-5651 | |
| Critical9.9 | Missing Authorization ≤3.2.8Update to 3.2.9 | — |
- High8.8Multiple Cross-Site Request Forgery vulnerabilities
≤3.9.8Update to 3.9.9
- Critical9.0Contributor+ Stored Cross-Site Scripting via File Thumbnail
≤3.9.4Update to 3.9.5
- High8.8SQL Injection
≤3.8.8Update to 3.8.9
- Critical9.9Missing Authorization
≤3.2.8Update to 3.2.9
Simple Download Monitor: common questions
Does Simple Download Monitor have known vulnerabilities?
Yes. VulnCrest Radar lists 18 known vulnerabilities in Simple Download Monitor: 2 critical, 2 high, 14 medium. None are known to affect version null.
How do I check which version of Simple Download Monitor I run?
In wp-admin open Plugins → Installed Plugins; the version is shown under the name. Without admin access, our passive Check my site tool can often read it from public files.
What is the most recent Simple Download Monitor vulnerability?
CVE-2026-118637, published Nov 4, 2026: Simple Download Monitor < 4.1.3 - Missing Authorization. Severity: Medium (CVSS 4.3).
Is any Simple Download Monitor vulnerability listed in CISA KEV?
No. None of the known Simple Download Monitor vulnerabilities is currently listed in the CISA KEV catalog.