CVE-2026-105847

Payload: Polymorphic join queries could disclose hidden fields

State: Published
Severity: 7.1 High
Published: Oct 6, 2026
Updated: Oct 6, 2026
Reserved: Oct 5, 2026

Description

Payload is a free and open source headless content management system. In versions from 3.0.0 before 3.90.0 and canary versions before 4.0.0-canary.34, a user who can query a collection with a polymorphic join to sensitive fields can infer hidden or read-restricted values, including password-reset tokens, through polymorphic join filters. This issue is fixed in versions 3.90.0 and 4.0.0-canary.34.

Scores

CVSS	Score	Vector	Source
4.0	7.1 High	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N	GitHub_M

Weaknesses

CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
CWE-639 Authorization Bypass Through User-Controlled Key

Affected Products

Product	Versions
payloadpayloadcms	>= 3.0.0, < 3.90.0Affected >= 4.0.0-canary.0, < 4.0.0-canary.34Affected

References

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