CVE-2026-44285 FastGPT: SSRF Protection Bypass via `externalFile` in Dataset Preview API
Authenticated attackers can bypass SSRF protections in FastGPT to access internal network services via the dataset preview API.
- 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-2026-44285?
CVE-2026-44285 is a high-severity server-side request forgery vulnerability in labring FastGPT, published on 29 May 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
FastGPT is an AI Agent building platform. Prior to 4.15.0-beta1, a Server-Side Request Forgery (SSRF) vulnerability allows an authenticated attacker to bypass the global isInternalAddress network protection and make arbitrary HTTP GET requests to internal network services. This is achieved by exploiting an incomplete fix in the dataset preview endpoint /api/core/dataset/file/getPreviewChunks when utilizing the externalFile data import type. This vulnerability is fixed in 4.15.0-beta1.
Weakness: CWE-918
Which versions are affected by CVE-2026-44285?
How do I fix CVE-2026-44285?
No fix has been published for CVE-2026-44285 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-2026-44285 being exploited?
There is no known exploitation of CVE-2026-44285 in the wild and no public exploit code.
Sources
Also known as GHSA-c65v-7vx6-f8m3.