SB2026021936 - Arbitrary file upload in midi-Synth plugin for WordPress
Published: February 19, 2026
Security Bulletin ID
SB2026021936
Severity
High
Patch available
NO
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Arbitrary file upload (CVE-ID: CVE-2026-1306)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to insufficient validation of file during file upload in the "export" AJAX action. A remote attacker can upload a malicious file and execute it on the server.
Remediation
Cybersecurity Help is not aware of any official remediation provided by the vendor.