CVE-2025-9805 SimStudioAI sim route.ts server-side request forgery

Medium 5.3 Published 2 Sep 2025 Updated 2 Sep 2025

Remote attackers can exploit a server-side request forgery vulnerability in the image proxy API to access internal resources or bypass security controls.

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

What is CVE-2025-9805?

CVE-2025-9805 is a medium-severity server-side request forgery vulnerability in SimStudioAI sim, published on 2 Sep 2025. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A vulnerability was found in SimStudioAI sim up to 51b1e97fa22c48d144aef75f8ca31a74ad2cfed2. This issue affects some unknown processing of the file apps/sim/app/api/proxy/image/route.ts. The manipulation results in server-side request forgery. The attack may be performed from remote. The exploit has been made public and could be used. This product utilizes a rolling release system for continuous delivery, and as such, version information for affected or updated releases is not disclosed. The patch is identified as 3424a338b763115f0269b209e777608e4cd31785. Applying a patch is advised to resolve this issue.

Weakness: CWE-918

Which versions are affected by CVE-2025-9805?

It affects 1 product.

Products include Sim Sim.

How do I fix CVE-2025-9805?

No fix has been published for CVE-2025-9805 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-2025-9805 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-9805 exists.

Sources

Also known as GHSA-84x9-66jh-3jrq.