CVE-2026-2099: Flowring Agentflow

Medium severity, CVSS 5.4. EPSS: 0.2% chance of exploitation in the next 30 days.

AgentFlow developed by Flowring has a Stored Cross-Site Scripting vulnerability, allowing authenticated remote attackers to inject persistent JavaScript codes that are executed in users' browsers upon page load.

Affected products

• Flowring Agentflow: before 4.0.0.1878.877 (fixed in 4.0.0.1878.877)

Published 2026-02-10. Last modified 2026-06-17.