CVE-2026-4502

IBM Langflow Desktop 1.2.0 through 1.8.4 Langflow could allow an authenticated attacker to traverse directories on the system. An attacker could send a specially crafted URL request containing "dot dot" sequences (/../) to write arbitrary files on the system.

Score

CVSS 3.1 6.5 Medium

Status

Analyzed - psirt@us.ibm.com

Published

2026-04-30

Last modified

2026-10-26

Weaknesses

CWE-22

Affected products

• Langflow Desktop (Ibm)
• Langflow Desktop (Langflow)

References

• https://www.ibm.com/support/pages/node/7271097