High · 8.8 CVE-2026-84889 EUVD-2026-75761GHSA-8m33-2h4q-m779

A path traversal vulnerability in file handling components could allow an authenticated attacker to write files to arbitrary locations on the server filesystem

Published Sep 10, 2026 · Updated Sep 12, 2026 · Assigned by ibm

Description

IBM Langflow OSS 1.0.0 through 1.10.3 could allow a remote authenticated attacker to execute arbitrary code due to improper limitation of a pathname to a restricted directory.

Affected products

Vendor	Product	Affected	Fixed
IBM	Langflow OSS	1.0.0 – ≤ 1.10.3	—

Advisories 1

WID-SEC-2026-3239 Langflow OSS: Mehrere Schwachstellen BSI CERT-Bund (WID) · Sep 14, 2026

References

https://www.ibm.com/support/pages/node/7286656 vendor-advisory patch