CVE-2026-10560
Unauthenticated Access to Private Flow Build Events and Cancellation in Langflow OSS
- State
- Published
- Severity
- 8.2 High
- Published
- Jun 30, 2026
- Updated
- Jul 1, 2026
- Reserved
- Jun 1, 2026
Description
IBM Langflow OSS 1.0.0 through 1.9.6 contains a missing authentication vulnerability in /api/v1/build_public_tmp/ endpoints that allows an unauthenticated attacker to read build event data or cancel jobs using a valid job identifier, resulting in information disclosure and denial of service.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 8.2 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N | ibm |
Weaknesses
- CWE-287 Improper Authentication
Affected Products
| Product | Versions |
|---|---|
Langflow OSSIBM |
|
References
- https://www.ibm.com/support/pages/node/7277996vendor-advisorypatch
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