CVE-2026-81204CWE-94code-injection

CVE-2026-81204

Critical · published September 11, 2026

CVSS v3.1
9.8
EPSS
1%
Percentile
58.1
In the wild
Unconfirmed
What it is

IBM Langflow OSS 1.0.0 through 1.11.5 could allow a remote attacker to execute arbitrary code due to code injection during graph construction.

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00860 · 58.1th percentile
Weakness
CWE-94 · Improper Control of Generation of Code ('Code 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 21:36Z
    Langflow is vulnerable to arbitrary code execution due to multiple incomplete code security controls and missing execution guards
    cvelistv5