CVE-2026-10560
Unauthenticated Access to Private Flow Build Events and Cancellation in Langflow OSS
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.
INFO
Published Date :
June 30, 2026, 7:53 p.m.
Last Modified :
June 30, 2026, 7:53 p.m.
Remotely Exploit :
Yes !
Source :
ibm
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | 9a959283-ebb5-44b6-b705-dcc2bbced522 |
Solution
- Update IBM Langflow OSS to a non-vulnerable version.
- Restrict access to API endpoints.
- Monitor job identifiers for suspicious activity.
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CVE-2026-10560 vulnerability anywhere in the article.