CVE-2026-78575CWE-78command-injection

CVE-2026-78575

High · published September 11, 2026

CVSS v3.1
8.8
EPSS
1%
Percentile
55.9
In the wild
Unconfirmed
What it is

IBM Langflow OSS 1.0.0 through 1.11.5 could allow a remote authenticated attacker to execute arbitrary commands due to improper validation of command-line arguments in the MCP stdio server configuration.

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
0.00794 · 55.9th percentile
Weakness
CWE-78 · Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Published
2026-09-11T02:17Z
Affected products (1)
ProductVersionsFixed in
langflow/langflow≥ 1.0.0, < 1.11.61.11.6
References (1)
https://www.ibm.com/support/pages/node/7286666 · [email protected]
EPSS history
Timeline
  • 12 SEP 03:22Z
    EPSS moved — → 1%
    epss
  • 10 SEP 21:41Z
    Langflow is vulnerable to arbitrary code execution due to multiple incomplete code security controls and missing execution guards
    cvelistv5