What the vulnerability does
01Description
Missing Authorization vulnerability in Phil Kurth Advanced Forms advanced-forms allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Advanced Forms: from n/a through <= 1.9.3.7.
Explanation of Vulnerability in Simple Terms
02Summary
Advanced Forms versions 1.9.3.7 and earlier lack proper authorization checks, allowing unauthenticated attackers to modify form data or settings over the network. The vulnerability requires no user interaction and can be exploited remotely. Site administrators should update to a version newer than 1.9.3.7 immediately.
What an attacker can do
03Attacker Capabilities
Modify form data, settings, or submissions without logging in.
Potential impact on your site
04Site Impact
Forms can be altered or deleted by anyone on the internet, potentially disrupting data collection or exposing sensitive information.
Conditions required to exploit
05Prerequisites
Network access to the site; no authentication or user interaction required.
Key dates
06Disclosure timeline
July 13, 2026
CVE published