{"schema_version":"1.7.5","id":"GHSA-7v6r-w4r6-mhch","published":"2022-05-14T01:33:08Z","modified":"2026-03-26T21:11:15.549710Z","aliases":["CVE-2019-8400","GO-2026-4861"],"summary":"Hydra has Reflected XSS via error_hint parameter","details":"ORY Hydra before v1.0.0-rc.3+oryOS.9 has Reflected XSS via the oauth2/fallbacks/error error_hint parameter.","affected":[{"package":{"name":"github.com/ory/hydra","ecosystem":"Go","purl":"pkg:golang/github.com/ory/hydra"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.4.8"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-7v6r-w4r6-mhch/GHSA-7v6r-w4r6-mhch.json"}}],"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2019-8400"},{"type":"WEB","url":"https://github.com/ory/hydra/commit/9b5bbd48a72096930af08402c5e07fce7dd770f3"},{"type":"WEB","url":"https://hackerone.com/reports/456333"},{"type":"WEB","url":"https://drive.google.com/file/d/1-25expUYVfK6vsiCmEabUCuelOP7aUDj/view?usp=drivesdk"},{"type":"PACKAGE","url":"https://github.com/ory/hydra"},{"type":"WEB","url":"https://github.com/ory/hydra/blob/master/CHANGELOG.md#v100-rc3oryos9-2018-12-06"},{"type":"WEB","url":"https://www.youtube.com/watch?v=RIyZLeKEC8E"}],"database_specific":{"cwe_ids":["CWE-79"],"github_reviewed":true,"github_reviewed_at":"2026-03-26T18:20:05Z","nvd_published_at":"2019-02-17T06:29:00Z","severity":"MODERATE"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"}]}