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4.3

Frontend User Notes plugin allows attackers to modify notes

CVE-2025-12071 · published 8 months ago
Summary

The Frontend User Notes plugin for WordPress is at risk. An attacker with a Subscriber-level account or above can modify notes that belong to other users. To fix this, update the plugin to version 2.1.1 or later.

Original advisory text
The Frontend User Notes plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 2.1.0 via the 'funp_ajax_modify_notes' AJAX endpoint due to miss...
The Frontend User Notes plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 2.1.0 via the 'funp_ajax_modify_notes' AJAX endpoint due to missing validation on a user controlled key. This makes it possible for authenticated attackers, with Subscriber-level access and above, to modify arbitrary notes that do not belong to them.
References
Fix within
Internet-facing 60 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit
  • Gives an attacker partial control
Severity
4.3 Medium
Exploitation
<1% chance of attack within 30 days
Type
CWE-639Authorization Bypass Through User-Controlled Key
Timeline
Published18 Feb 2026
Updated3 Nov 2026
First seen6 Mar 2026
Sources
CVE-2025-12071 · NVD
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