What the vulnerability does
01Description
Missing Authorization vulnerability in Mitchell Bennis Simple File List simple-file-list allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Simple File List: from n/a through <= 6.1.18.
Explanation of Vulnerability in Simple Terms
02Summary
Simple File List versions 6.1.18 and earlier lack proper authorization checks, allowing authenticated users to modify or delete files they should not have access to. An attacker with low-level site access can alter file integrity or cause service disruption. Update to a version newer than 6.1.18 to resolve this issue.
What an attacker can do
03Attacker Capabilities
Modify or delete files without proper permission checks.
Potential impact on your site
04Site Impact
Unauthorized file changes or deletions by low-privilege users; potential data loss or site instability.
Conditions required to exploit
05Prerequisites
Attacker must have a low-privilege authenticated account on the site.
Key dates
06Disclosure timeline
December 24, 2025
CVE published
April 28, 2026
Record updated