Access Control Vulnerability in Payload CMS by Payload
CVE-2026-105859

9.8CRITICAL

Key Information:

Vendor

Payloadcms

Status
Payload
Vendor
CVE Published:
6 October 2026

What is CVE-2026-105859?

An access control vulnerability in Payload CMS allows attackers to submit requests to a specific update endpoint, enabling them to modify collection documents without appropriate collection or field-level access controls. This issue arises when the 'orderable' option is enabled on specific collections or join fields. Users are advised to update to versions 3.90.0 or 4.0.0-canary.34 to mitigate this risk.

Affected Version(s)

payload < 3.90.0 < 3.90.0

payload >= 4.0.0-canary.0, < 4.0.0-canary.34 < 4.0.0-canary.0, 4.0.0-canary.34

References

https://github.com/payloadcms/payload/security/advisories...
x_refsource_CONFIRM
https://github.com/payloadcms/payload/commit/36fa9af73dd0...
x_refsource_MISC
https://github.com/payloadcms/payload/releases/tag/v3.90.0
x_refsource_MISC

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.