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Vulnerability record · CVE-2026-2099 · published 10 February 2026

CVE-2026-2099: Flowring agentflow cross-site scripting vulnerability

FFlowring · Agentflow

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.

5.1 CVSS 4.0 Medium EPSS 0.17% · top 94.2% CWE-79 · Cross-site scripting
5.1CVSS 4.0 base score
0.17%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

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.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.twcert.org.tw/en/cp-139-10700-3534d-2.html Third Party Advisory
https://www.twcert.org.tw/tw/cp-132-10699-49c0b-1.html Third Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2025-3709Flowring agentflow improper restriction of authentication attempts vulnerabilityAgentflow from Flowring Technology has an Account Lockout Bypass vulnerability, allowing unauthenticated remote attackers to exploit this vulnerabili…EPSS 0.54%9.8CVE-2022-39036Flowring agentflow unrestricted file upload vulnerabilityThe file upload function of Agentflow BPM has insufficient filtering for special characters in URLs. An unauthenticated remote attacker can exploit t…EPSS 1.2%9.3CVE-2026-2096Flowring agentflow authentication bypass via alternate path vulnerabilityAgentflow developed by Flowring has a Missing Authentication vulnerability, allowing unauthenticated remote attackers to read, modify, and delete dat…EPSS 0.54%9.3CVE-2026-2095Flowring agentflow authentication bypass via alternate path vulnerabilityAgentflow developed by Flowring has an Authentication Bypass vulnerability, allowing unauthenticated remote attackers to exploit a specific functiona…EPSS 0.53%8.8CVE-2022-39038Flowring agentflow improper authentication vulnerabilityAgentflow BPM enterprise management system has improper authentication. A remote attacker with general user privilege can change the name of the user…EPSS 0.91%8.7CVE-2026-2097Flowring agentflow unrestricted file upload vulnerabilityAgentflow developed by Flowring has an Arbitrary File Upload vulnerability, allowing authenticated remote attackers to upload and execute web shell b…EPSS 0.45%7.5CVE-2022-39037Flowring agentflow path traversal vulnerabilityAgentflow BPM file download function has a path traversal vulnerability. An unauthenticated remote attacker can exploit this vulnerability to bypass …EPSS 1.3%5.1CVE-2026-2098Flowring agentflow cross-site scripting vulnerabilityAgentFlow developed by Flowring has a Reflected Cross-site Scripting vulnerability, allowing unauthenticated remote attackers to execute arbitrary Ja…EPSS 0.21%

Source: NIST National Vulnerability Database (record CVE-2026-2099), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.