IBMCVE-2026-19304
IBM Langflow OSS: information disclosure
High7.7CVE-2026-19304 · Published Sep 4, 2026 · updated Sep 8, 2026
IBM Langflow OSS 1.0.0 through 1.11.2 could allow a remote authenticated attacker to obtain sensitive information from internal services due to a URL parser discrepancy.
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| Langflow OSS Product | >= 1.0.0, <= 1.11.2 | No fix yet |
Details and references
- CVSS 3.1
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
- Severity from
- the vendor (its own CVE record or advisory)
- Weakness
- CWE-918
More IBM advisories
All IBM| Date | Advisory | Severity | Fixed in |
|---|---|---|---|
| Sep 4 | IBM i: improper authorization | High8.1 | No fix yet |
| Sep 4 | IBM i: improper authentication | High8.1 | No fix yet |
| Sep 4 | IBM i: integer overflow | Medium6.3 | No fix yet |
| Sep 4 | IBM ContextForge MCP Gateway: privilege escalation | High8.8 | No fix yet |
| Sep 4 | IBM ContextForge MCP Gateway - Translate utility: information disclosure | High7.4 | No fix yet |
| Sep 4 | IBM Langflow OSS: path traversal | Medium5.4 | No fix yet |