{"id":"CVE-2026-109967","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-109967","summary":"yt-dlp-web-ui through 4.0.0 contains a NULL pointer dereference vulnerability in the Service.Formats JSON-RPC method that allows remote unauthenticated attackers to crash the server.…","details":"yt-dlp-web-ui through 4.0.0 contains a NULL pointer dereference vulnerability in the Service.Formats JSON-RPC method that allows remote unauthenticated attackers to crash the server. Attackers can send a single request with a url value like --version, causing invalid yt-dlp JSON output and an unrecovered panic that terminates the process.","published":"2026-10-13T14:17:36.390","modified":"2026-10-13T14:17:36.390","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://github.com/marcopiovanello/yt-dlp-web-ui"},{"type":"WEB","url":"https://github.com/marcopiovanello/yt-dlp-web-ui/blob/v4.0.0/server/formats/parser.go"},{"type":"WEB","url":"https://github.com/marcopiovanello/yt-dlp-web-ui/blob/v4.0.0/server/rpc/service.go"},{"type":"WEB","url":"https://github.com/vazzzy071-crypto/security-advisories/blob/main/advisories/2026-10-marcopiovanello-yt-dlp-web-ui-rpc-arg-injection.md"},{"type":"WEB","url":"https://www.vulncheck.com/advisories/yt-dlp-web-ui-through-4.0.0-null-pointer-dereference-dos-via-service-formats"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-10-13T14:17:36.390"}}