{"id":"GHSA-rmxx-v9rj-vpvg","summary":"Casdoor: Arbitrary file write possible through Local File System storage provider","details":"An arbitrary file write vulnerability exists in Casdoor's Local File System storage provider. Due to insufficient path sanitization, an authenticated attacker with administrative privileges can perform a Path Traversal attack to create or overwrite arbitrary files anywhere on the host filesystem, bypassing the application's intended storage sandbox.","aliases":["CVE-2026-6815","GO-2026-5945"],"modified":"2026-07-21T19:53:35.725367549Z","published":"2026-05-11T18:31:44Z","database_specific":{"github_reviewed_at":"2026-07-08T21:00:22Z","nvd_published_at":"2026-05-11T16:17:37Z","cwe_ids":["CWE-22"],"severity":"MODERATE","github_reviewed":true},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-6815"},{"type":"PACKAGE","url":"https://github.com/casdoor/casdoor"},{"type":"WEB","url":"https://kb.cert.org/vuls/id/937808"},{"type":"WEB","url":"https://www.kb.cert.org/vuls/id/937808"}],"affected":[{"package":{"name":"github.com/casdoor/casdoor","ecosystem":"Go","purl":"pkg:golang/github.com/casdoor/casdoor"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"last_affected":"1.1000.0"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/05/GHSA-rmxx-v9rj-vpvg/GHSA-rmxx-v9rj-vpvg.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L"}]}