CVE-2025-59527: Flowiseai Flowise

High severity, CVSS 7.5. EPSS: 5% chance of exploitation in the next 30 days.

Flowise is a drag & drop user interface to build a customized large language model flow. In version 3.0.5, a Server-Side Request Forgery (SSRF) vulnerability was discovered in the /api/v1/fetch-links endpoint of the Flowise application. This vulnerability allows an attacker to use the Flowise server as a proxy to access internal network web services and explore their link structures. This issue has been patched in version 3.0.6.

Affected products

• Flowiseai Flowise: version 3.0.5 only

Published 2025-09-22. Last modified 2026-09-30.