CVE-2026-4502

Arbitrary File Write and Remote Code Execution Vulnerability in Langflow v2 API

CVSS 6.5 MEDIUMEPSS 0.3%CWE-22

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.

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

Affected products

IBM · Langflow Desktop

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References

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