# CVE-2026-110200: IBM Langflow OSS cleartext storage of sensitive information

Source: https://junglewise.ai/threats/cve-2026-110200-ibm-langflow-oss-1-0-0-through-1-12-4-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-2026-110200 · Severity: medium · CVSS 6.5 · Published 2026-10-29

IBM Langflow OSS is a low-code platform for building AI applications that stores sensitive credentials and configuration data without encryption. An authenticated attacker can read this plaintext data directly, exposing API keys, authentication tokens, and other secrets that could be used to compromise downstream systems or services.

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

## Quick answers

**Is CVE-2026-110200 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-110200 being exploited in the wild.

**How severe is CVE-2026-110200?** Medium severity, with a CVSS score of 6.5, published 29 October 2026.

**Which products and versions are affected?** IBM Langflow OSS 1.0.0 through 1.12.4.

**Is there a fix for CVE-2026-110200?** 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-2026-110200 attacked?** It is attacked over the network, in a software library.

**Am I affected by CVE-2026-110200?** 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 is a cleartext storage issue (CWE-312) affecting Langflow OSS versions 1.0.0 through 1.12.4, where sensitive information is not encrypted at rest. An authenticated network attacker with valid credentials can access the unencrypted sensitive data, gaining confidentiality breach without requiring user interaction or special privileges beyond basic authentication.

## Affected products

- IBM Langflow OSS 1.0.0 through 1.12.4

## Timeline

- 2026-10-29: disclosed

## References

- [https://www.ibm.com/support/pages/node/7293016](https://www.ibm.com/support/pages/node/7293016)

## 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)