# CVE-2026-110186: IBM Langflow OSS improper control of code generation

Source: https://junglewise.ai/threats/cve-2026-110186-ibm-langflow-oss-1-0-0-through-1-12-8-could-allow-a-remote  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-10-29. Updated: 2026-10-29  
License: CC BY 4.0 with a link back

CVE-2026-110186 · Severity: critical · CVSS 9.8 · Published 2026-10-29

IBM Langflow OSS is an open-source application framework that allows users to build and deploy conversational AI workflows. A critical vulnerability in versions 1.0.0 through 1.12.8 allows remote attackers to execute arbitrary code on the server without authentication by exploiting improper safeguards in code generation. This vulnerability could lead to complete system compromise, data theft, and deployment of malware.

Technologies: [IBM Langflow OSS](https://junglewise.ai/threats/technologies/langflow-oss). Vendors: [IBM](https://junglewise.ai/threats/vendors/ibm).

## Quick answers

**Is CVE-2026-110186 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-110186 being exploited in the wild.

**How severe is CVE-2026-110186?** Critical severity, with a CVSS score of 9.8, published 29 October 2026.

**Which products and versions are affected?** IBM Langflow OSS 1.0.0 through 1.12.8.

**Is there a fix for CVE-2026-110186?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-110186 attacked?** It is attacked over the network.

**Am I affected by CVE-2026-110186?** Check whether you run IBM Langflow OSS at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

The vulnerability stems from improper control of code generation (CWE-94) in Langflow OSS, allowing remote attackers without authentication to trigger arbitrary code execution on the server. The attack vector is network-based with no privilege requirements or user interaction needed. The vulnerability likely stems from insufficient input validation or sandboxing of dynamically generated or executed code within the framework.

## Affected products

- IBM Langflow OSS 1.0.0 through 1.12.8

## Timeline

- 2026-10-29: disclosed

## References

- [https://www.ibm.com/support/pages/node/7294467](https://www.ibm.com/support/pages/node/7294467)

## Related threats

- [IBM Langflow OSS path traversal arbitrary file read and write](https://junglewise.ai/threats/cve-2026-97677-ibm-langflow-oss-1-0-0-through-1-12-2-an-authenticated-flow)
- [IBM Langflow OSS authentication bypass](https://junglewise.ai/threats/cve-2026-93680-ibm-langflow-oss-1-0-0-through-1-12-8-could-allow-a-remote)
- [IBM Langflow OSS denial of service via resource exhaustion](https://junglewise.ai/threats/cve-2026-90991-ibm-langflow-oss-1-0-0-through-1-12-4-could-allow-a-remote)
- [IBM Langflow OSS path traversal arbitrary file overwrite](https://junglewise.ai/threats/cve-2026-77819-ibm-langflow-oss-1-0-0-through-1-12-3-could-allow-a-remote)
- [IBM Langflow OSS improper sanitization of secrets in exports](https://junglewise.ai/threats/cve-2026-77817-ibm-langflow-oss-1-0-0-through-1-12-4-could-allow-a-remote)