{"action":"Upgrade github.com/ory/fosite to 0.34.1 or later.","affected":[{"fixed":"0.34.1","introduced":"0.30.3"}],"component":"github.com/ory/fosite","cve_ids":["CVE-2020-15233"],"ecosystem":"Go","epss":0.008,"exploited":false,"fixed_versions":["0.34.1"],"ghsa_id":"GHSA-rfq3-w54c-f9q5","id":"tcs_01M5KFMKZAQ64E8FTWZSQ43SS3","modified_at":"2026-07-08T05:59:55.707478334Z","published_at":"2021-05-24T17:00:12Z","references":["https://osv.dev/vulnerability/GHSA-rfq3-w54c-f9q5","https://github.com/ory/fosite/security/advisories/GHSA-rfq3-w54c-f9q5","https://nvd.nist.gov/vuln/detail/CVE-2020-15233","https://github.com/ory/fosite/pull/400","https://github.com/ory/fosite/commit/cdee51ebe721bfc8acca0fd0b86b030ca70867bf","https://github.com/ory/fosite"],"severity":{"label":"medium","score":6.1},"sources":[{"source":"osv","source_id":"GHSA-rfq3-w54c-f9q5","url":"https://osv.dev/vulnerability/GHSA-rfq3-w54c-f9q5"}],"summary":"OAuth2 Redirect URL validity does not respect query parameters and character casing for loopback addresses"}