An issue was discovered in MISP before 2.4.121. It did not canonicalize usernames when trying to block a brute-force series of invalid requests.
{ "versions": [ { "introduced": "0" }, { "fixed": "2.4.121" } ] }
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-8891.json"