IBMCVE-2026-9081
IBM Langflow OSS: server-side request forgery
High7.1CVE-2026-9081 · Published Aug 5, 2026 · updated Aug 6, 2026
IBM Langflow OSS 1.0.0 through 1.10.3, and 1.0.0 through 1.10.3 contains a Server-Side Request Forgery (SSRF) vulnerability in the validate_model_provider_key() function for the Ollama provider. The function accepts a user-supplied OLLAMA_BASE_URL parameter and passes it directly to requests.get() without validation, scheme/host allowlisting, or filtering of private IP ranges (loopback, RFC1918, link-local addresses).
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| Langflow OSS Product | >= 1.0.0, <= 1.10.3 | No fix yet |
Details and references
- CVSS 3.1
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/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 |
|---|---|---|---|
| Aug 5 | IBM Langflow OSS: weak cryptography | High7.4 | No fix yet |
| Aug 5 | IBM Langflow OSS: code injection | High8.1 | No fix yet |
| Aug 5 | IBM Langflow OSS: code execution | High8.8 | No fix yet |
| Aug 5 | IBM Langflow OSS: information disclosure | High7.1 | No fix yet |
| Aug 5 | IBM Langflow OSS: code injection | High8.8 | No fix yet |
| Aug 5 | IBM Langflow OSS: broken cryptography | High7.4 | No fix yet |