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Simple Download Monitor security & vulnerabilities

simple-download-monitor— active installsLast vulnerability Nov 4, 2026

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.

18Known vulnerabilities
  • Critical2
  • High2
  • Medium14
  • Low0
Vulnerabilities per year
2016: 1 vulnerability1162018: 2 vulnerabilities2182020: 2 vulnerabilities2202021: 8 vulnerabilities8212025: 3 vulnerabilities3252026: 2 vulnerabilities226

All Simple Download Monitor vulnerabilities

Simple Download Monitor vulnerabilities
SeverityVulnerabilityCVEPublished
Medium4.3Missing Authorization
<4.1.3Update to 4.1.3
CVE-2026-118637
Medium6.4Authenticated (Contributor+) Stored Cross-Site Scripting via Custom Field
≤4.0.5Update to 4.0.6
CVE-2026-2383
Medium6.4Authenticated (Contributor+) Stored Cross-Site Scripting
≤3.9.34Update to 3.9.35
CVE-2025-58197
Medium6.5Simple Download Monitor <= 3.9.33 – Authenticated (Contributor+) SQL Injection via order parameter in Log Export functionality
≤3.9.33Update to 3.9.34
CVE-2025-8977
Medium4.9Authenticated (Administrator+) SQL Injection
≤3.9.25Update to 3.9.26
CVE-2025-24663
High8.8Multiple Cross-Site Request Forgery vulnerabilities
≤3.9.8Update to 3.9.9
CVE-2021-24696
Medium5.4Contributor+ Stored Cross-Site Scripting via Shortcodes
≤3.9.10Update to 3.9.11
CVE-2021-24694
Medium4.3Contributor+ Arbitrary Thumbnail Removal
<3.9.6Update to 3.9.6
CVE-2021-24698
Medium5.3Sensitive Data Exposure
<3.9.6Update to 3.9.6
CVE-2021-24695
Critical9.0Contributor+ Stored Cross-Site Scripting via File Thumbnail
≤3.9.4Update to 3.9.5
CVE-2021-24693
Medium4.3Log Reset
≤3.9.5Update to 3.9.6
—
Medium6.1Reflected Cross-Site Scripting
<3.9.5Update to 3.9.5
CVE-2021-24697
Medium6.5Contributor+ Arbitrary File Download
<3.9.5Update to 3.9.5
CVE-2021-24692
High8.8SQL Injection
≤3.8.8Update to 3.8.9
CVE-2020-5651
Medium6.1Unauthenticated Stored Cross-Site Scripting
≤3.3.8Update to 3.3.9
CVE-2020-5650
Medium6.4Authenticated Stored Cross-Site Scripting
<3.5.4Update to 3.5.4
CVE-2018-5212
Medium5.4Authenticated Stored Cross-Site Scripting
<3.5.4Update to 3.5.4
CVE-2018-5213
Critical9.9Missing Authorization
≤3.2.8Update to 3.2.9
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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.

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