{"id":"CVE-2020-6638","details":"Grin through 2.1.1 has Insufficient Validation.","aliases":["GHSA-7w6p-rwhg-7h3g"],"modified":"2026-04-10T04:27:56.748817Z","published":"2020-01-21T20:15:14.387Z","references":[{"type":"ADVISORY","url":"https://github.com/mimblewimble/grin/compare/v2.1.1...v3.0.0"},{"type":"FIX","url":"https://github.com/mimblewimble/grin-security/blob/master/CVEs/CVE-2020-6638.md"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/mimblewimble/grin","events":[{"introduced":"0"},{"last_affected":"6d1bc3a1f921d9d9ff51c739ff1b0fadc434881b"}],"database_specific":{"versions":[{"introduced":"0"},{"last_affected":"2.1.1"}]}}],"versions":["0.0.0-pre.0.3.0","0.0.0-pre.0.3.0.1","0.0.0-pre.0.3.0.t3","0.4.0","2.0.0-beta.2","release_test_1","testnet2","testnet3","v0.4.2","v0.5.0","v0.5.1","v0.5.2","v1.0.0","v1.0.1","v1.0.2","v1.0.3","v1.1.0","v1.1.0-beta.2","v2.0.0","v2.1.0","v2.1.0-beta.1","v2.1.0-beta.2","v2.1.0-beta.3","v2.1.1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-6638.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}