Grin through 2.1.1 has Insufficient Validation.
https://github.com/mimblewimble/grin/compare/v2.1.1...v3.0.0
https://github.com/mimblewimble/grin-security/blob/master/CVEs/CVE-2020-6638.md
Source: Mitre, NVD
Published: 2020-01-21
Updated: 2026-06-17
Base Score: 5
Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P
Severity: Medium
Base Score: 7.5
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Severity: High
EPSS: 0.00415