IBM Langflow OSS 1.0.0-1.11.5 Auth RCE via Denylist
CVE-2026-78569 Published on September 10, 2026

Langflow is vulnerable to arbitrary code execution due to multiple incomplete code security controls and missing execution guards
IBM Langflow OSS 1.0.0 through 1.11.5 could allow an authenticated attacker to execute arbitrary code due to an incomplete denylist in the security scanner.

Vendor Advisory NVD

Vulnerability Analysis

CVE-2026-78569 can be exploited with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
LOW
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH

Weakness Type

What is a Shell injection Vulnerability?

The software constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.

CVE-2026-78569 has been classified to as a Shell injection vulnerability or weakness.


Products Associated with CVE-2026-78569

Want to know whenever a new CVE is published for IBM Langflow Oss? stack.watch will email you.

IBM Langflow Oss
 

Affected Versions

IBM Langflow OSS: