{"id":"CVE-2024-7983","aliases":["GHSA-5v9m-57mq-qc75","PYSEC-2026-1723"],"url":"https://o3.security/vulnerability/CVE-2024-7983","summary":"Denial of Service in open-webui/open-webui","details":"In version 0.3.8 of open-webui, an endpoint for converting markdown to HTML is exposed without authentication. A maliciously crafted markdown payload can cause the server to spend excessive time converting it, leading to a denial of service. The server becomes unresponsive to other requests until the conversion is complete.","published":"2025-03-20T10:10:35.664Z","modified":"2026-08-12T03:51:20.509903412Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"PyPI","name":"open-webui","fixedVersion":null}],"fix":null,"references":[{"type":"WEB","url":"https://huntr.com/bounties/f8156ca5-1328-480f-a72b-8d3dfdad87dc"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/7xxx/CVE-2024-7983.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-7983"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:20.509903412Z"}}