CVE-2026-3741 YiFang CMS D_friendLink.php update cross site scripting

Medium 5.1 Published 8 Mar 2026 Updated 11 Mar 2026

Remote attackers can inject malicious scripts via the linkName argument in YiFang CMS, potentially leading to code execution or account takeover.

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

What is CVE-2026-3741?

CVE-2026-3741 is a medium-severity cross-site scripting vulnerability in YiFang CMS, published on 8 Mar 2026. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

A security vulnerability has been detected in YiFang CMS 2.0.5. The affected element is the function update of the file app/db/admin/D_friendLink.php. Such manipulation of the argument linkName leads to cross site scripting. The attack may be performed from remote. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-94, CWE-79

Which versions are affected by CVE-2026-3741?

It affects 1 product.

Products include Yifangcms Yifang.

How do I fix CVE-2026-3741?

No fix has been published for CVE-2026-3741 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-2026-3741 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-3741 exists.

Sources

Also known as GHSA-2mx9-mg2h-r94x.