In Knowage through 6.1.1, the sign up page does not invalidate a valid CAPTCHA token. This allows for CAPTCHA bypass in the signup page.
{ "versions": [ { "introduced": "0" }, { "last_affected": "6.1.1" } ] }
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-13190.json"