CVE-2026-85025
Langflow is vulnerable to arbitrary code execution due to multiple incomplete code security controls and missing execution guards
- State
- Published
- Severity
- 9.8 Critical
- Published
- Sep 10, 2026
- Updated
- Sep 12, 2026
- Reserved
- Sep 2, 2026
Description
IBM Langflow OSS 1.0.0 through 1.11.5 Langflow could allow an unauthenticated attacker to execute arbitrary code and access or modify chat sessions through publicly shared MCP project endpoints due to improper enforcement of public-flow security restrictions and session isolation controls.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 9.8 Critical | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | ibm |
Weaknesses
- CWE-863 Incorrect Authorization
Affected Products
| Product | Versions |
|---|---|
Langflow OSSIBM |
|
References
- https://www.ibm.com/support/pages/node/7286666vendor-advisorypatch
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