CVE-2024-9148

Flowise Stored Cross-Site Scripting

9.6 CriticalFix available

Flowise < 2.1.1 suffers from a Stored Cross-Site vulnerability due to a lack of input sanitization in Flowise Chat Embed < 2.0.0.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: Required

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

0.56%Up 0.5 points since Sep 25, 2024

What each source reports

CVE List Score used9.6

Flowise Stored Cross-Site Scripting

Flowise < 2.1.1 suffers from a Stored Cross-Site vulnerability due to a lack of input sanitization in Flowise Chat Embed < 2.0.0.

Record: CVE-2024-9148
CVSS 3.1: 9.6 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Weakness: CWE-79
Updated: 2026-11-02

EUVDEUVD-2024-28309.6

Flowise < 2.1.1 suffers from a Stored Cross-Site vulnerability due to a lack of input sanitization in Flowise Chat Embed < 2.0.0.

Record: EUVD-2024-2830
CVSS 3.1: 9.6 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Updated: 2026-11-03

GitHub AdvisoriesGHSA-m5p9-xvxj-64c85.8

Flowise and Flowise Chat Embed vulnerable to Stored Cross-site Scripting

Flowise < 2.1.1 suffers from a Stored Cross-Site vulnerability due to a lack of input sanitization in Flowise Chat Embed < 2.0.0.

Record: GHSA-m5p9-xvxj-64c8
CVSS 4.0: 5.8 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:H/SI:H/SA:H/E:P
CVSS 3.1: 9.6 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Weakness: CWE-79
Updated: 2026-11-02

NVD9.6

Flowise < 2.1.1 suffers from a Stored Cross-Site vulnerability due to a lack of input sanitization in Flowise Chat Embed < 2.0.0.

Record: CVE-2024-9148
CVSS 3.1: 9.6 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
CVSS 3.1: 6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

OSV9.6

Flowise Stored Cross-Site Scripting

Flowise < 2.1.1 suffers from a Stored Cross-Site vulnerability due to a lack of input sanitization in Flowise Chat Embed < 2.0.0.

Record: CVE-2024-9148
CVSS 3.1: 9.6 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Weakness: CWE-79
Updated: 2026-11-02

OSVGHSA-m5p9-xvxj-64c85.8

Flowise and Flowise Chat Embed vulnerable to Stored Cross-site Scripting

Flowise < 2.1.1 suffers from a Stored Cross-Site vulnerability due to a lack of input sanitization in Flowise Chat Embed < 2.0.0.

Record: GHSA-m5p9-xvxj-64c8
CVSS 4.0: 5.8 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:H/SI:H/SA:H/E:P
CVSS 3.1: 9.6 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Weakness: CWE-79
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`flowise-embed` npm	before 2.0.0	2.0.0
`flowise` npm	before 2.1.1	2.1.1

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases, published	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2024-9148 is a critical vulnerability (CVSS 9.6) in Flowiseai Embed, published September 24, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.56%, the 47th percentile. Fixed in flowise-embed 2.0.0.

References

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