Missing Authorization Affecting payload package, versions <3.90.0>=4.0.0-canary.0 <4.0.0-canary.34


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.28% (19th percentile)

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  • Snyk IDSNYK-JS-PAYLOAD-20571384
  • published8 Oct 2026
  • disclosed6 Oct 2026
  • creditUnknown

Introduced: 6 Oct 2026

NewCVE-2026-105852  (opens in a new tab)
CWE-862  (opens in a new tab)

How to fix?

Upgrade payload to version 3.90.0, 4.0.0-canary.34 or higher.

Overview

payload is a Node, React and MongoDB Headless CMS and Application Framework

Affected versions of this package are vulnerable to Missing Authorization via the contains query operator on relationship, upload, and join fields, where access control filters injected for a related collection are not scoped to the same document as the user's filter. An unauthenticated remote attacker can craft a nested contains query that causes the access constraint and the user-supplied filter to resolve against different related documents, allowing the attacker to read data from related collections that should be restricted by access control rules.

CVSS Base Scores

version 4.0
version 3.1