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8.8

Langflow OSS lets low‑privilege user run code on server

CVE-2026-110196 · published 6 days ago
Summary

Versions 1.0.0 through 1.12.4 of IBM Langflow OSS let a signed‑in user with limited rights bypass admin‑only checks and run their own code on the server. This could let an attacker take control of the system. Apply the latest updates and limit who can configure the code‑execution component.

What to do
  • Update langflow langflow to version 1.12.5 or later.
Affected software
VendorProductAffected versions
ibm langflow oss <= 1.12.4
langflow langflow >= 1.0.0, < 1.12.5
cpe:2.3:a:langflow:langflow:*:*:*:*:*:*:*:*
Original advisory text
Langflow OSS is affected by multiple vulnerabilities
IBM Langflow OSS 1.0.0 through 1.12.4 could allow a remote attacker with a low-privileged authenticated account to bypass the administrator-only restriction and execute arbitrary code on the server by configuring a built-in code-execution component with attacker-supplied inputs.
References
Fix within
Internet-facing 14 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit
  • Gives an attacker full control
Severity
8.8 High
Exploitation
<1% chance of attack within 30 days
Type
CWE-862Missing Authorization
Timeline
Published29 Oct 2026
Updated4 Nov 2026
First seen29 Oct 2026
Sources
CVE-2026-110196 · NVD
CVE-2026-110196 · MITRE
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