{"id":"CVE-2023-28370","aliases":["GHSA-hj3f-6gcp-jg8j","PYSEC-2023-75"],"url":"https://o3.security/vulnerability/CVE-2023-28370","summary":"Open redirect in Tornado","details":"Open redirect vulnerability in Tornado versions 6.3.1 and earlier allows a remote unauthenticated attacker to redirect a user to an arbitrary web site and conduct a phishing attack by having user access a specially crafted URL.","published":"2023-05-25T00:00:00Z","modified":"2026-08-08T03:47:44.186381357Z","cvss":{"score":6.1,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"PyPI","name":"tornado","fixedVersion":"6.3.2"}],"fix":null,"references":[{"type":"WEB","url":"https://github.com/tornadoweb/tornado/releases/tag/v6.3.2"},{"type":"WEB","url":"https://jvn.jp/en/jp/JVN45127776/"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2025/01/msg00000.html"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/28xxx/CVE-2023-28370.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-28370"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-08T03:47:44.186381357Z"}}