MEDIUM 5.9 NVD

CVE-2026-10547

IBM Langflow OSS 1.0.0 through 1.10.3 does not properly validate ownership in the deprecated POST /api/v1/build/{flow_id}/vertices endpoint, allowing an authent

IBM Langflow OSS 1.0.0 through 1.10.3 does not properly validate ownership in the deprecated POST /api/v1/build/{flow_id}/vertices endpoint, allowing an authenticated user to inject arbitrary graph data into a shared cache for any flow. This may result in cross-user cache pollution, unauthorized workflow execution, or denial of service.

References

https://www.ibm.com/support/pages/node/7282647

Published: 2026-08-05 · Source: NVD · Feed updated: 2026-08-05

This medium severity vulnerability with a CVSS score of 5.9 was published on 2026-08-05 via NVD.

vulnfeed aggregates 9344 vulnerabilities from NVD, CISA KEV, Ubuntu, Debian, Red Hat, Kubernetes, Exploit-DB, OSS-Security, GitHub and OpenStack — updated every 4 hours.