{"id":"CVE-2021-4111","aliases":["GHSA-7v7w-f7c6-f829"],"url":"https://o3.security/vulnerability/CVE-2021-4111","summary":"YetiForceCRM is vulnerable to Business Logic Errors because product amount can be a negative number","details":"yetiforcecrm is vulnerable to Business Logic Errors","published":"2021-12-15T09:15:06.937Z","modified":"2026-07-08T22:14:19.886736Z","cvss":{"score":4.3,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"Packagist","name":"yetiforce/yetiforce-crm","fixedVersion":null}],"fix":{"url":"https://github.com/yetiforcecompany/yetiforcecrm/commit/c1ad7111a090adfcd5898af40724907adc987acf","label":"yetiforcecompany/yetiforcecrm@c1ad711"},"references":[{"type":"FIX","url":"https://github.com/yetiforcecompany/yetiforcecrm/commit/c1ad7111a090adfcd5898af40724907adc987acf"},{"type":"FIX","url":"https://huntr.dev/bounties/8afc8981-baff-4082-b640-be535b29eb9a"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T22:14:19.886736Z"}}