Reported vulnerability
Simple Download Monitor <= 3.9.8 - Multiple Cross-Site Request Forgery vulnerabilities
Published 21 Dec 2021
Updated 22 Jan 2024
CVE-2021-24696
Compare your installed software with the affected versions below. Follow the source’s remediation guidance and test an available update after taking a backup. A database entry describes a reported issue; it does not establish whether a particular website has been compromised.
Does this affect my version?
Check your installed version against this advisory. This compares the report’s version ranges and does not scan your website.
Wordfence advisory
high · CVSS 8.8The Simple Download Monitor WordPress plugin before 3.9.9 does not enforce nonce checks, which could allow attackers to perform CSRF attacks to 1) make admins export logs to exploit a separate log disclosure vulnerability (fixed in 3.9.6), 2) delete logs (fixed in 3.9.9), 3) remove thumbnail image from downloads
Severity vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Simple Download Monitor
- Software
- plugin · simple-download-monitor
- Affected versions
- Start version unspecified, through 3.9.8
- Fix availability
- Fix available
- Fixed versions
- 3.9.9
Recommended action
Update to version 3.9.9, or a newer patched version
Further references (1)
Data sources and licences
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CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE®). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy.
Read licence termsSource: Wordfence
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Get help with this issueQuestions about this vulnerability
Which versions of Simple Download Monitor are affected?
Wordfence lists these affected versions: Start version unspecified, through 3.9.8. Use the version checker above to compare your installed release with this report.
Is a fix available for Simple Download Monitor?
Wordfence reports a fix for this issue in Simple Download Monitor. It lists these fixed versions: 3.9.9. Back up your website and test the recommended update before applying it to your live site.
Where can I find my installed plugin version?
In WordPress, open Plugins > Installed Plugins and find the version shown beneath the plugin name.
Does an affected version mean my website has been hacked?
An affected version means the installed release matches a vulnerability described in this report. It does not show whether anyone has exploited it on your website. The checker compares version numbers with stored reports; it does not inspect your website.
Other reports for the same product
These reports cover at least one of the same plugins, themes or WordPress core. Check each report’s affected versions separately.
- Simple Download Monitor <= 4.0.5 - Authenticated (Contributor+) Stored Cross-Site Scripting via Custom FieldUpdated 27 Feb 2026
- Simple Download Monitor <= 3.9.34 - Authenticated (Contributor+) Stored Cross-Site ScriptingUpdated 3 Sept 2025
- Simple Download Monitor <= 3.9.33 - Simple Download Monitor <= 3.9.33 – Authenticated (Contributor+) SQL Injection via order parameter in Log Export functionalityUpdated 28 Aug 2025
- Simple Download Monitor <= 3.9.25 - Authenticated (Administrator+) SQL InjectionUpdated 28 Jan 2025
- Simple Download Monitor <= 3.9.10 - Contributor+ Stored Cross-Site Scripting via ShortcodesUpdated 22 Jan 2024