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.

CVSS 3.1

6.5CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

EPSS

0.3% chance of exploitation in the next 30 days; higher than 19% of CVEs (scores of 2026-10-26)

CWE

CWE-22

Published

2026-04-30

Modified

2026-10-26

Record from

the NVD, synced 2026-10-26

Affected

• langflow:langflow_desktop

References

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

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