What the vulnerability does
01Description
Missing Authorization vulnerability in SaifuMak Add Custom Codes add-custom-codes allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Add Custom Codes: from n/a through <= 4.80.
Explanation of Vulnerability in Simple Terms
02Summary
Add Custom Codes versions 4.80 and earlier lack proper authorization checks, allowing authenticated users with low privileges to modify or disable site functionality. An attacker can alter custom code settings without proper permission verification. This affects the integrity and availability of code-based customizations on affected sites.
What an attacker can do
03Attacker Capabilities
Modify or disable custom code settings without proper authorization.
Potential impact on your site
04Site Impact
Unauthorized users can alter custom code configurations, potentially breaking site functionality or injecting malicious code.
Conditions required to exploit
05Prerequisites
Attacker must have a low-privilege authenticated account on the site.
Key dates
06Disclosure timeline
December 31, 2025
CVE published
April 28, 2026
Record updated