{"id":"GHSA-ghrq-5wpp-hxx5","summary":"Wings: Maliciously crafted packet during SFTP connection handshake causes denial of service","details":"### Summary\nA maliciously crafted packet received & parsed during the SFTP connection handshake will cause a Go panic.\n\n### Impact\nAll wings users with an open SFTP port.\n\n### Workarounds\nClose SFTP port.","aliases":["CVE-2026-52856","GO-2026-6156"],"modified":"2026-08-18T15:10:34.947262005Z","published":"2026-07-31T16:20:25Z","database_specific":{"github_reviewed_at":"2026-07-31T16:20:25Z","nvd_published_at":null,"cwe_ids":["CWE-129","CWE-20","CWE-248","CWE-400","CWE-617","CWE-755"],"severity":"HIGH","github_reviewed":true},"references":[{"type":"WEB","url":"https://github.com/pterodactyl/wings/security/advisories/GHSA-ghrq-5wpp-hxx5"},{"type":"WEB","url":"https://github.com/pterodactyl/wings/commit/8e49c7c0eda815d3ada171831876a1c14c493026"},{"type":"PACKAGE","url":"https://github.com/pterodactyl/wings"},{"type":"WEB","url":"https://github.com/pterodactyl/wings/releases/tag/v1.13.0"}],"affected":[{"package":{"name":"github.com/pterodactyl/wings","ecosystem":"Go","purl":"pkg:golang/github.com/pterodactyl/wings"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.13.0"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/07/GHSA-ghrq-5wpp-hxx5/GHSA-ghrq-5wpp-hxx5.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}