{"id":"GHSA-6cwx-42hw-w69c","summary":"FormCMS has an improper access control vulnerability in the /api/schemas/history/[schemaId] endpoint","details":"An improper access control vulnerability in FormCms v0.5.4 in the /api/schemas/history/[schemaId] endpoint allows unauthenticated attackers to access historical schema data if a valid schemaId is known or guessed.","aliases":["CVE-2025-55797"],"modified":"2025-09-30T22:12:23.810089Z","published":"2025-09-30T18:30:24Z","database_specific":{"github_reviewed":true,"github_reviewed_at":"2025-09-30T21:50:52Z","nvd_published_at":"2025-09-30T16:15:52Z","cwe_ids":["CWE-200","CWE-284"],"severity":"MODERATE"},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-55797"},{"type":"WEB","url":"https://github.com/formcms/formcms/issues/19"},{"type":"WEB","url":"https://github.com/FormCms"},{"type":"PACKAGE","url":"https://github.com/FormCms/FormCms"},{"type":"WEB","url":"https://github.com/KKC73/me/tree/main/CVE-2025-55797"}],"affected":[{"package":{"name":"FormCMS","ecosystem":"NuGet","purl":"pkg:nuget/FormCMS"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.5.5"}]}],"versions":["0.4.4","0.4.5","0.4.6","0.4.7","0.4.8","0.4.9","0.5.0","0.5.1","0.5.2","0.5.3","0.5.4"],"database_specific":{"last_known_affected_version_range":"\u003c= 0.5.4","source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2025/09/GHSA-6cwx-42hw-w69c/GHSA-6cwx-42hw-w69c.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N"}]}