Remote Code Execution Vulnerability in Langflow by Unknown Vendor
CVE-2026-0768

9.8CRITICAL

Key Information:

Vendor

Langflow

Status
Langflow
Vendor
CVE Published:
23 January 2026

What is CVE-2026-0768?

A remote code execution vulnerability exists in Langflow that allows attackers to execute arbitrary code without requiring authentication. This flaw arises from inadequate validation of the code parameter sent to the validate endpoint. An attacker can exploit this weakness to run code in the context of root, potentially compromising the integrity and security of the affected installations.

Affected Version(s)

Langflow 1.4.2

References

https://www.zerodayinitiative.com/advisories/ZDI-26-034/
x_research-advisory

EPSS Score

9% chance of being exploited in the next 30 days.

CVSS V3.0

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.