---
title: "CVE-2026-105852: Payload - Broken Access Control"
description: "Payload before 3.90.0 and canary versions before 4.0.0-canary.34 contain an information disclosure caused by querying readable collections with relationships exposing protected related documents, letting attackers access unauthorized data, exploit requires querying specific collections."
url: https://panop.io/threat-heartbeat/CVE-2026-105852/
---

# CVE-2026-105852 Payload - Broken Access Control

Payload before 3.90.0 and canary versions before 4.0.0-canary.34 contain an information disclosure caused by querying readable collections with relationships exposing protected related documents, letting attackers access unauthorized data, exploit requires querying specific collections.

CVSS base score 7.5 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

EPSS

0.28% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-105852)

## Details

Type

Broken Access Control

Impact

Information Disclosure

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Published

6 October 2026

Updated

15 October 2026

Weakness

[CWE-862](https://cwe.mitre.org/data/definitions/862.html)

## Vendor fix

Update to versions 3.90.0 or 4.0.0-canary.34 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-105852](https://nvd.nist.gov/vuln/detail/CVE-2026-105852)
- [https://github.com/payloadcms/payload/commit/94059cf4bc6170ce88453015c0c6551329ae3982](https://github.com/payloadcms/payload/commit/94059cf4bc6170ce88453015c0c6551329ae3982)
- [https://github.com/payloadcms/payload/releases/tag/v3.90.0](https://github.com/payloadcms/payload/releases/tag/v3.90.0)
- [https://github.com/payloadcms/payload/security/advisories/GHSA-7c34-32v3-j575](https://github.com/payloadcms/payload/security/advisories/GHSA-7c34-32v3-j575)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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