{"id":"CVE-2021-42583","aliases":["EUVD-2022-0469","GHSA-5r5w-h76p-m726","GO-2022-0306"],"status":"published","title":"Use of a Broken or Risky Cryptographic Algorithm in Max Mazurov Maddy","description":"A Broken or Risky Cryptographic Algorithm exists in Max Mazurov Maddy before 0.5.2, which is an unnecessary risk that may result in the exposure of sensitive information.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00747,"percentile":0.55186,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-327"],"published":"2021-12-28T18:12:42Z","modified":"2026-10-20T10:55:01Z","fixes":[{"ecosystem":"Go","package":"github.com/foxcpp/maddy","fixed_in":["0.5.2"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Go","package":"github.com/foxcpp/maddy","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.5.2"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/foxcpp/maddy","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"0.5.2"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/foxcpp/maddy","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"0.5.2"}]}]}],"products":[{"vendor":"foxcpp","product":"maddy"}],"references":[{"url":"https://github.com/foxcpp/maddy/blob/df40dce1284cd0fd0a9e8e7894029553d653d0a5/internal/auth/shadow/verify.go","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory","web"]},{"url":"https://github.com/foxcpp/maddy/releases/tag/v0.5.2","tags":["x_refsource_MISC","x_transferred","Release Notes","Third Party Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-42583","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-5r5w-h76p-m726","tags":["advisory"]},{"url":"https://github.com/foxcpp/maddy","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2021-42583","description":"A Broken or Risky Cryptographic Algorithm exists in Max Mazurov Maddy before 0.5.2, which is an unnecessary risk that may result in the exposure of sensitive information.","status":"published","published":"2021-12-28T18:12:42Z","modified":"2024-08-04T03:38:49.354Z","updated_at":"2026-11-02T14:32:58.739039Z"}],"euvd":[{"id":"EUVD-2022-0469","description":"A Broken or Risky Cryptographic Algorithm exists in Max Mazurov Maddy before 0.5.2, which is an unnecessary risk that may result in the exposure of sensitive information.","status":"published","published":"2021-12-28T18:12:42Z","modified":"2024-08-04T03:38:49Z","updated_at":"2026-11-03T03:24:15.755984Z"}],"ghsa":[{"id":"GHSA-5r5w-h76p-m726","title":"Use of a Broken or Risky Cryptographic Algorithm in Max Mazurov Maddy","description":"A Broken or Risky Cryptographic Algorithm exists in Max Mazurov Maddy before 0.5.2, which is an unnecessary risk that may result in the exposure of sensitive information.","status":"published","published":"2022-01-06T22:20:53Z","modified":"2023-02-03T05:03:52Z","cwes":["CWE-327"],"updated_at":"2026-11-02T14:36:41.967989Z"}],"nvd":[{"id":"CVE-2021-42583","description":"A Broken or Risky Cryptographic Algorithm exists in Max Mazurov Maddy before 0.5.2, which is an unnecessary risk that may result in the exposure of sensitive information.","status":"published","published":"2021-12-28T19:15:07.97Z","modified":"2026-06-17T04:09:51.793Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-327"],"updated_at":"2026-11-02T14:07:02.977492Z"}],"osv":[{"id":"CVE-2021-42583","description":"A Broken or Risky Cryptographic Algorithm exists in Max Mazurov Maddy before 0.5.2, which is an unnecessary risk that may result in the exposure of sensitive information.","status":"published","published":"2021-12-28T19:15:07.97Z","modified":"2026-10-20T10:55:01.798412186Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-02T15:44:21.557945Z"},{"id":"GHSA-5r5w-h76p-m726","title":"Use of a Broken or Risky Cryptographic Algorithm in Max Mazurov Maddy","description":"A Broken or Risky Cryptographic Algorithm exists in Max Mazurov Maddy before 0.5.2, which is an unnecessary risk that may result in the exposure of sensitive information.","status":"published","published":"2022-01-06T22:20:53Z","modified":"2024-08-21T14:57:04.139358Z","cwes":["CWE-327"],"updated_at":"2026-11-02T15:46:38.553953Z"},{"id":"GO-2022-0306","title":"Use of a Broken or Risky Cryptographic Algorithm in Max Mazurov Maddy in github.com/foxcpp/maddy","description":"Use of a Broken or Risky Cryptographic Algorithm in Max Mazurov Maddy in github.com/foxcpp/maddy","status":"published","published":"2024-08-21T14:30:26Z","modified":"2026-03-03T04:52:07.819035Z","updated_at":"2026-11-02T15:47:00.604718Z"}]}}