OCTOBER 7, 2026
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Case File

CVE-2026-87796

CRITICAL · CVSS 9.8 EPSS 1.14% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-09-17 · Last synced 2026-10-07

CyberRota Analysis

AI-Generated

The Multi Uploader for Gravity Forms plugin for WordPress is vulnerable to arbitrary file uploads due to inadequate file type validation in the move_file function, affecting all versions up to 1.1.9. This flaw allows unauthenticated attackers to upload malicious files, potentially leading to remote code execution on the server. WordPress site administrators using this plugin should prioritize immediate updates to mitigate this critical security risk.

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-2026-87796
Severity
CRITICAL
CVSS
9.8
EPSS
1.14%
WordPress

Original NVD Description

The Multi Uploader for Gravity Forms plugin for WordPress is vulnerable to Arbitrary File Upload in all versions up to, and including, 1.1.9 via the move_file function. This is due to insufficient file type validation during chunked upload handling. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected site's server which may make remote code execution possible.