Vulnerability · Published Aug 10, 2026 · Assigned by TuranSec

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

Critical 9.8

In plain English

A critical-severity unrestricted file upload in phpfm from dulldusk. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.8% (higher than 57% of all known vulnerabilities).

Severity (CVSS 3.1)9.8Critical

Exploit odds (30 days)0.8%top 43.2% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

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.

Affected products (as reported)

Vendor	Product	Versions
dulldusk	phpfm	0 – through 1.8.0

Weakness: CWE-434 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

Product third-party-advisory
Vulnerable File technical-description