CVE-2025-11899: Flowring Technology Agentflow

High severity, CVSS 8.1. EPSS: 0.7% chance of exploitation in the next 30 days.

Agentflow developed by Flowring has an Use of Hard-coded Cryptographic Key vulnerability, allowing unauthenticated remote attackers to exploit the fixed key to generate verification information, thereby logging into the system as any user. Attacker must first obtain an user ID in order to exploit this vulnerability.

Affected products

Published 2025-10-17. Last modified 2026-10-09.