CVE-2026-72592 CRITICAL

CVE-2026-72592: dulldusk phpfm - Unauthenticated Remote Code Execution via Unrestricted PHP File Upload

Vendor Dulldusk
Product phpfm
Weakness CWE-434 · Unrestricted file upload
Published August 10, 2026
Last update August 10, 2026

CVSS base score

9.8/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality High
Integrity High

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

What the vulnerability does

01Description

An unrestricted file upload vulnerability in dulldusk/phpfm through 1.8.0 allows an unauthenticated remote attacker to execute arbitrary PHP code on the server. The application ships with an empty upload extension filter ( = array) and no authentication enabled by default (auth_pass is empty string), allowing an unauthenticated attacker to upload a PHP webshell and execute it by browsing to the uploaded path.

Key dates

02Disclosure timeline

August 10, 2026 CVE published
August 10, 2026 Record updated