CVE-2026-5750 — Insecure direct object reference (IDOR) vulnerability in Fullstep
An insecure direct object reference (IDOR) vulnerability in the Fullstep V5 registration process allows authenticated users to access data belonging to other registered users th…
Published: 2026-04-22 · CVSS: 7.6 · CVSS 4.0
An insecure direct object reference (IDOR) vulnerability in the Fullstep V5 registration process allows authenticated users to access data belonging to other registered users through various vulnerable authenticated resources in the application. The vulnerable endpoints result from: '/api/suppliers/v1/suppliers//false' to list user information; and '/#/supplier-registration/supplier-registration//2' to update your user information (personal details, documents, etc.).
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7