CVE-2026-6543

Authenticated Remote Code Execution Vulnerability in Langflow Code Validation Endpoint

CVSS 8.8 HIGHEPSS 0.5%CWE-94

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 8.8EPSS 0.5%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado

Lifecycle

30 Apr 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

IBM Langflow Desktop 1.0.0 through 1.8.4 Langflow allows an attacker to execute arbitrary commands with the privileges of the process running Langflow. This allows reading sensitive environment variables (API keys, DB credentials), modifying files, or launching further attacks on the internal network.

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

Affected products

IBM · Langflow Desktop

References

https://www.ibm.com/support/pages/node/7271092