# CVE-2025-11899

## Summary

- **CVE ID:** CVE-2025-11899
- **Severity:** CRITICAL
- **CVSS Score:** 9.2 (CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N)
- **CWE:** CWE-321
- **Published:** Oct 17, 2025
- **Last Modified:** Mar 12, 2026

## Description

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

- Flowring Technology — Agentflow (4.0)

## References

- [CNA](https://www.twcert.org.tw/tw/cp-132-10438-1173e-1.html)
- [CNA](https://www.twcert.org.tw/en/cp-139-10439-0bd15-2.html)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.63%
- **EPSS Percentile:** 48.1

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._