Low severity3.5NVD Advisory· Published Apr 20, 2026· Updated Apr 29, 2026

CVE-2026-6600

Description

A flaw has been found in langflow-ai langflow up to 1.8.3. This affects an unknown function of the file src/frontend/src/modals/IOModal/components/chatView/chatMessage/components/edit-message.tsx of the component Frontend React Component Rendering. Executing a manipulation can lead to cross site scripting. The attack may be launched remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

Langflow Ai/Langflowinferred
Range: <=1.8.3

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

News mentions

No linked articles in our index yet.

Severity

LowCVSS v3.1

3.5/ 10

CVSS v42.0

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/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:X/V:X/RE:X/U:X

Attack vector: Network
Complexity: Low
Privileges: Low
User interaction: Required
Scope: Unchanged
Confidentiality: None
Integrity: Low
Availability: None

Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N

EPSS

Probability of exploitation in the next 30 days.

0.03%

VYPR risk score

Composite of severity, exploitation, and reach.

0.23low

cvss	0.227
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000

Weaknesses

CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CWE-94
Improper Control of Generation of Code ('Code Injection')

CVE ID

CVE-2026-6600

Credits

E(
Eric-f (VulDB User)
reporter
VC
VulDB CNA Team
coordinator