CVE-2026-4502

—

CVSS 3.1

6.5 medium

EPSS

<1%p20

Published

Apr 30, 2026 (Apr 30, 2026)

Modified

Jun 17, 2026

Description

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.

Vendors: langflow
Products: langflow desktop
Weakness: CWE-22
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

NVD CVE.org GitHub PoCs EPSS (0.3%)

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