What is CVE-2025-11899?

CVE-2025-11899 is a high-severity vulnerability in Flowring Technology Agentflow, classified under Use of Hard-coded Cryptographic Key. CVSS score: 8.1/10. Published 2025-10-17.

How severe is CVE-2025-11899?

High severity. CVSS v3 base score is 8.1 out of 10.

Vulnerability in Flowring Technology Agentflow

CVE-2025-11899

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.

EPSS: 0.006 (46.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Flowring Technology Agentflow — versions 4.0

Weakness classification (CWE)

CWE-321 — Use of Hard-coded Cryptographic Key

References

twcert@cert.org.tw (third-party-advisory)
twcert@cert.org.tw (third-party-advisory)

Frequently asked questions

What is CVE-2025-11899?: CVE-2025-11899 is a high-severity vulnerability in Flowring Technology Agentflow, classified under Use of Hard-coded Cryptographic Key. CVSS score: 8.1/10. Published 2025-10-17.
How severe is CVE-2025-11899?: High severity. CVSS v3 base score is 8.1 out of 10.