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CVE-2026-0829 PoC — Frontend File Manager Plugin <= 23.5 - Unauthenticated Arbitrary Email Sending

Source
https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2026/CVE-2026-0829.yaml
Associated Vulnerability
Title:Frontend File Manager Plugin <= 23.5 - Unauthenticated Arbitrary Email Sending (CVE-2026-0829)
Description:The Frontend File Manager Plugin WordPress plugin through 23.5 allows unauthenticated users to send emails through the site without any security checks. This lets attackers use the WordPress site as an open relay for spam or phishing emails to anyone. Attackers can also guess file IDs to access and share uploaded files without permission, exposing sensitive information.
Description
Frontend File Manager Plugin WordPress plugin through 23.5 contains an open relay and unauthorized file access vulnerability caused by lack of authentication and security checks, letting unauthenticated attackers send emails and access files, exploit requires no authentication.
File Snapshot

 id: CVE-2026-0829

info:
  name: Frontend File Manager Plugin <= 23.5 - Unauthenticated Arbitrary Em

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