Description
A flaw has been found in perfree go-fastdfs-web up to 1.3.7. Affected is the function checkServer of the file /install/checkServer of the component Installation Endpoint. Executing a manipulation can lead to server-side request forgery. The attack can be executed remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| perfree | go-fastdfs-web | 1.3.0, 1.3.1, 1.3.2, 1.3.3, 1.3.4, 1.3.5, 1.3.6, 1.3.7 | — |
References
- VDB-369017 | perfree go-fastdfs-web Installation Endpoint checkServer server-side request forgery vdb-entry technical-description
- VDB-369017 | CTI Indicators (IOB, IOC, IOA) signature permissions-required
- CVE-2026-11437 | CVE Analysis and Report third-party-advisory
- Submit #822726 | perfree go-fastdfs-web ≤1.3.7 Server-Side Request Forgery third-party-advisory
- https://www.notion.so/Server-Side-Request-Forgery-SSRF-in-go-fastdfs-web-Installation-Endpoint-35aea92a3c41806485ffeeac7e18126a exploit