CVE-2026-105847: Payload: Polymorphic join queries could disclose hidden fields

October 6, 2026

A user with query access could use polymorphic join filters to infer hidden or read-restricted field values, including password-reset tokens.

You are affected if:

You use an affected Payload version.
Users can query a collection with a polymorphic join to sensitive fields.

References

github.com/advisories/GHSA-fpww-c55p-cjv6
github.com/payloadcms/payload/commit/caa3f69b5aecc6e7c2b459ed87972cbca9f33ee5
github.com/payloadcms/payload/releases/tag/v3.90.0
github.com/payloadcms/payload/security/advisories/GHSA-fpww-c55p-cjv6
nvd.nist.gov/vuln/detail/CVE-2026-105847

Code Behaviors & Features

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