---
title: "CVE-2026-106100: Payload @payloadcms/db-mongodb - Broken Access Control"
description: "Payload @payloadcms/db-mongodb < 3.87.0 and < 4.0.0-canary.20 contains a broken access control vulnerability caused by improper enforcement of field-level write permissions, letting authenticated users modify restricted fields, exploit requires authenticated user with document update permissions."
url: https://panop.io/threat-heartbeat/CVE-2026-106100/
---

# CVE-2026-106100 Payload @payloadcms/db-mongodb - Broken Access Control

Payload @payloadcms/db-mongodb < 3.87.0 and < 4.0.0-canary.20 contains a broken access control vulnerability caused by improper enforcement of field-level write permissions, letting authenticated users modify restricted fields, exploit requires authenticated user with document update permissions.

CVSS base score 7.1 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

EPSS

0.21% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-106100)

## Details

Type

Broken Access Control

Impact

Broken Access Control, Data Tampering

CVSS vector

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

Published

6 October 2026

Updated

15 October 2026

Weakness

[CWE-639](https://cwe.mitre.org/data/definitions/639.html)

## Vendor fix

Upgrade to versions 3.87.0 or 4.0.0-canary.20 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-2026-106100](https://nvd.nist.gov/vuln/detail/CVE-2026-106100)
- [https://github.com/payloadcms/payload/commit/2a69863deb0e3c87e36c1b3b17ab2d5b02fcb941](https://github.com/payloadcms/payload/commit/2a69863deb0e3c87e36c1b3b17ab2d5b02fcb941)
- [https://github.com/payloadcms/payload/commit/8f77dffa9552885ec2710768cfee15b57e389935](https://github.com/payloadcms/payload/commit/8f77dffa9552885ec2710768cfee15b57e389935)
- [https://github.com/payloadcms/payload/releases/tag/v3.87.0](https://github.com/payloadcms/payload/releases/tag/v3.87.0)
- [https://github.com/payloadcms/payload/security/advisories/GHSA-4ww4-68q3-h7g5](https://github.com/payloadcms/payload/security/advisories/GHSA-4ww4-68q3-h7g5)

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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

Panop answers these inside your environment, for this CVE and every other finding.

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