CVE-2026-105859

Payload: Unauthorized update to collection documents

State: Published
Severity: 9.8 Critical
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 before 3.90.0 and canary versions before 4.0.0-canary.34, an attacker can submit a request to a specific update endpoint that modifies collection documents without enforcing collection or field-level access control when orderable is enabled on a collection or join field. This issue is fixed in versions 3.90.0 and 4.0.0-canary.34.

Scores

CVSS	Score	Vector	Source
3.1	9.8 Critical	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	GitHub_M

Weaknesses

CWE-639 Authorization Bypass Through User-Controlled Key
CWE-862 Missing Authorization

Affected Products

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

References

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