{"action":"Upgrade github.com/lin-snow/ech0 to 1.4.8-0.20260322121226-acbf1fd71011 or later.","affected":[{"fixed":"1.4.8-0.20260322121226-acbf1fd71011","introduced":"0"}],"component":"github.com/lin-snow/ech0","cve_ids":["CVE-2026-33638"],"ecosystem":"Go","epss":0.00638,"exploited":false,"fixed_versions":["1.4.8-0.20260322121226-acbf1fd71011"],"ghsa_id":"GHSA-m983-7426-5hrj","id":"tcs_01M5KFFKTYTEARMYN44AMMNBTN","modified_at":"2026-03-30T20:33:40.415017Z","published_at":"2026-03-24T22:25:03Z","references":["https://osv.dev/vulnerability/GHSA-m983-7426-5hrj","https://github.com/lin-snow/Ech0/security/advisories/GHSA-m983-7426-5hrj","https://nvd.nist.gov/vuln/detail/CVE-2026-33638","https://github.com/lin-snow/Ech0/commit/acbf1fd71011e6b9e1e6a911128056a19862f681","https://github.com/lin-snow/Ech0","https://github.com/lin-snow/Ech0/releases/tag/v4.2.0"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"GHSA-m983-7426-5hrj","url":"https://osv.dev/vulnerability/GHSA-m983-7426-5hrj"}],"summary":"Ech0 authenticated user-list exposed data via public `/api/allusers` endpoint"}