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CVE-2026-2099

Flowring｜AgentFlow - Stored Cross-Site Scripting

MEDIUM
5.4
CVSS Score
Published: February 10, 2026 at 07:09 AM UTC
Updated: June 17, 2026 at 10:30 AM UTC
1 product affected across 1 vendorAgentflow

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Severity
MEDIUM5.4
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Agentflow· Flowring
95%
v < 4.0.0.1878.8774.0.* ≤ v < 4.0.0.1878.8774.0.*
Affected range stops below 4.0.0.1878.877, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (2)

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

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.4MEDIUMtwcert
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusANALYZED
CWE
CWE-79

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