What is CVE-2026-3345?

CVE-2026-3345 is a medium-severity vulnerability in Ibm Langflow Desktop, classified under Path Traversal. CVSS score: 6.5/10. Published 2026-04-30.

How severe is CVE-2026-3345?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Path Traversal in Ibm Langflow Desktop

CVE-2026-3345

IBM Langflow Desktop <=1.8.4 Langflow could allow a remote attacker to traverse directories on the system. An attacker could send a specially crafted URL request containing "dot dot" sequences (/../) to view arbitrary files on the system.

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.001 (21.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Ibm Langflow Desktop — versions 0, 1.8.4
Langflow Langflow_desktop

Weakness classification (CWE)

CWE-22 — Path Traversal

References

psirt@us.ibm.com (vendor-advisory, patch, Vendor Advisory)

Frequently asked questions

What is CVE-2026-3345?: CVE-2026-3345 is a medium-severity vulnerability in Ibm Langflow Desktop, classified under Path Traversal. CVSS score: 6.5/10. Published 2026-04-30.
How severe is CVE-2026-3345?: Medium severity. CVSS v3 base score is 6.5 out of 10.