PT-2026-36189 · Ibm · Langflow Desktop

Published 2026-04-30 · Updated 2026-05-11 · CVE-2026-4502

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions IBM Langflow Desktop versions 1.2.0 through 1.8.4

Description An authenticated attacker can perform directory traversal on the system. By sending a specially crafted URL request containing "dot dot" sequences (/../), an attacker can write arbitrary files to the system.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Path traversal

Weakness Enumeration

CWE-22

Related Identifiers

CVE-2026-4502

Affected Products

Langflow Desktop

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2026-4502 · Security Note
• https://twitter.com/infoflowcloud/status/2049972590937063780 · Twitter Post
• https://t.me/cveNotify/163061 · Telegram Post
• https://twitter.com/CVEnew/status/2049970635078815820 · Twitter Post
• https://ibm.com/support/pages/node/7271097 · Patch, Vendor Advisory