CVE-2026-81940

HIGH CVSS 3.1: 8.8 EPSS 0.55%
Updated Sep 16, 2026
IBM
Parameter Value
CVSS 8.8 (HIGH)
Affected Versions 1.0.0 — 1.11.6
Fixed In 1.11.6
Type CWE-94 (Code Injection)
Vendor IBM
Public PoC No

IBM Langflow OSS 1.0.0 through 1.11.5 could allow a remote authenticated attacker to execute arbitrary code due to improper neutralization of special characters in flow display names.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v3.1

Weakness Type (CWE)

Vulnerable Products 1

Configuration From (including) Up to (excluding)
Langflow Langflow
cpe:2.3:a:langflow:langflow:*:*:*:*:*:*:*:*
1.0.0 1.11.6