HIGH 8.3 NVD

CVE-2026-107366

IBM Langflow OSS 1.0.0 through 1.12.4 contains three message endpoints that perform no ownership verification. Any authenticated user can bulk-delete another us

IBM Langflow OSS 1.0.0 through 1.12.4 contains three message endpoints that perform no ownership verification. Any authenticated user can bulk-delete another user's messages, overwrite message content to inject malicious prompts, or hijack an entire conversation session by reassigning its session ID.

References

https://www.ibm.com/support/pages/node/7293016

Published: 2026-10-20 · Source: NVD · Feed updated: 2026-10-20

This high severity vulnerability with a CVSS score of 8.3 was published on 2026-10-20 via NVD.

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