{"id":"CVE-2026-107366","published":"2026-10-20T00:17:25.640","lastModified":"2026-10-20T00:17:25.640","description":"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.","cvssScore":8.3,"cvssSeverity":"HIGH","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L","cwes":["CWE-639"],"vendors":[],"products":[],"references":[{"url":"https://www.ibm.com/support/pages/node/7293016","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":null}