CVE-2025-65836 Server-side request forgery in n/a

Critical 9.1 Published 1 Dec 2025 Updated 2 Dec 2025

An attacker can exploit a Server-Side Request Forgery vulnerability in the PublicCMS chat interface to access internal resources.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2025-65836?

CVE-2025-65836 is a critical server-side request forgery vulnerability in n/a, published on 1 Dec 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

PublicCMS V5.202506.b is vulnerable to SSRF. in the chat interface of SimpleAiAdminController.

Weakness: CWE-918

Which versions are affected by CVE-2025-65836?

It affects 1 product.

Products include Publiccms Publiccms.

How do I fix CVE-2025-65836?

No fix has been published for CVE-2025-65836 yet. Limit exposure of the affected software until one is available.

Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.

Is CVE-2025-65836 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-65836 exists.

Sources

Also known as GHSA-5xch-82fp-5j4w.