[ CVE-2026-106100 · Published 6 Oct 2026 ]

Payload: Field-level write access bypass in Payload on MongoDB

CVSS 7.1 EPSS <1%Fix available

[ Description ]Official description

Payload is a free and open source headless content management system. In @payloadcms/db-mongodb versions before 3.87.0 and canary versions before 4.0.0-canary.20, an authenticated user who can update a document can modify fields that field-level write access control does not permit that user to change. The Postgres and SQLite adapters are not affected. This issue is fixed in versions 3.87.0 and 4.0.0-canary.20.

[ Fixes ]Fixes and patches

[ Packages ]Affected open-source packages

  • @payloadcms/db-mongodb npmAffected < 3.87.0 · fixed in 3.87.0 · GHSA-4ww4-68q3-h7g5
  • @payloadcms/db-mongodb npmAffected >= 4.0.0-canary.0, < 4.0.0-canary.20 · fixed in 4.0.0-canary.20 · GHSA-4ww4-68q3-h7g5