CVE-2026-2933 YiFang CMS Extended Management D_adManage.php update cross site scripting

Medium 4.8 Published 22 Feb 2026 Updated 27 Feb 2026

Remote attackers can inject malicious scripts via the Name argument in the Extended Management Module, potentially compromising user sessions.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2026-2933?

CVE-2026-2933 is a medium-severity cross-site scripting vulnerability in YiFang CMS, published on 22 Feb 2026. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official description

A weakness has been identified in YiFang CMS up to 2.0.5. This affects the function update of the file app/db/admin/D_adManage.php of the component Extended Management Module. Executing a manipulation of the argument Name can lead to cross site scripting. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks.

Weakness: CWE-94, CWE-79

Which versions are affected by CVE-2026-2933?

It affects 1 product.

Products include Yifangcms Yifang.

How do I fix CVE-2026-2933?

No fix has been published for CVE-2026-2933 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2026-2933 being exploited?

There is no known exploitation of CVE-2026-2933 in the wild and no public exploit code.

Sources

Also known as GHSA-3jg4-mfj9-3m8j.