CVE-2025-3386 LinZhaoguan pb-cms Friendship Link admin#links cross site scripting

Medium 4.8 Published 7 Apr 2025 Updated 8 Apr 2025

Remote attackers can inject malicious scripts into the Friendship Link admin interface of pb-cms, potentially compromising user sessions or executing code.

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-2025-3386?

CVE-2025-3386 is a medium-severity cross-site scripting vulnerability in LinZhaoguan pb-cms, published on 7 Apr 2025. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official description

A vulnerability was found in LinZhaoguan pb-cms 2.0. It has been rated as problematic. Affected by this issue is some unknown functionality of the file /admin#links of the component Friendship Link Handler. The manipulation leads to cross site scripting. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

Weakness: CWE-94, CWE-79

Which versions are affected by CVE-2025-3386?

It affects 1 product.

Products include Pb-Cms Project Pb-Cms.

How do I fix CVE-2025-3386?

No fix has been published for CVE-2025-3386 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-2025-3386 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-3386 exists.

Sources

Also known as GHSA-64xv-53wr-f7jr.