cleantalk
Vulnerabilities and Security Researches

Simple Download Monitor, CVE-2026-2383

CVE, Research URL

CVE-2026-2383

Published on
Feb 27, 2026
Research Description
The Simple Download Monitor plugin for WordPress is vulnerable to Stored Cross-Site Scripting via custom field in all versions up to, and including, 4.0.5 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Affected versions
max 4.0.6.
Status
vulnerable