SEPTEMBER 17, 2026
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Case File

CVE-2026-15748

CRITICAL · CVSS 9.8 EPSS 4.61% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-08-18 · Last synced 2026-09-17

CyberRota Analysis

AI-Generated

The Forminator Forms plugin for WordPress is critically vulnerable to arbitrary file uploads due to inadequate file type validation, allowing unauthenticated attackers to bypass security measures and upload potentially executable files. This flaw can lead to remote code execution, posing a significant risk to the integrity and security of affected WordPress sites. All WordPress site administrators using the plugin should prioritize immediate updates to version 1.56.2 or later to mitigate this vulnerability.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
remote code execution code execution

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-15748
Severity
CRITICAL
CVSS
9.8
EPSS
4.61%
WordPress

Original NVD Description

The Forminator Forms plugin for WordPress is vulnerable to Arbitrary File Upload in all versions up to, and including, 1.56.1 via the handle_file_upload function. This is due to insufficient file type validation in handle_file_upload, where the dangerous-extension blocklist performs exact-key matching that is bypassed by pipe-alternative MIME type keys, combined with a public submission handler that trusts attacker-controlled upload field configuration injected via a forged Select field value. This makes it possible for unauthenticated attackers to upload files that may be executable, which makes remote code execution possible.