CVE-2020-35666: Steedos

High severity, CVSS 8.8. EPSS: 1.1% chance of exploitation in the next 30 days.

Steedos Platform through 1.21.24 allows NoSQL injection because the /api/collection/findone implementation in server/packages/steedos_base.js mishandles req.body validation, as demonstrated by MongoDB operator attacks such as an X-User-Id[$ne]=1 value.

Affected products

• Steedos Steedos: up to and including 1.21.24

Published 2020-12-23. Last modified 2026-06-17.