CVE-2026-3357CWE-502

IBM Langflow Desktop FAISS Vector Store Remote Code Execution via malicious Pickle file

High · published April 8, 2026

CVSS v3.1
8.8
EPSS
1%
Percentile
50.6
In the wild
Unconfirmed
What it is

IBM Langflow Desktop 1.6.0 through 1.8.2 Langflow could allow an authenticated user to execute arbitrary code on the system, caused by an insecure default setting which permits the deserialization of untrusted data in the FAISS component.

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00652 · 50.6th percentile
Weakness
CWE-502 · Deserialization of Untrusted Data
Published
2026-04-08T00:19Z
EPSS history
Timeline
  • 08 APR 00:19Z
    IBM Langflow Desktop FAISS Vector Store Remote Code Execution via malicious Pickle file
    cvelistv5