CVE-2026-105864
Published:October 06, 2026
Updated:October 09, 2026
Payload is a free and open source headless content management system. In @payloadcms/plugin-multi-tenant versions before 3.90.0 and canary versions before 4.0.0-canary.34, an authenticated user limited to one tenant can create a record in another tenant when at least one tenant-enabled collection exists. Reads and direct edits of existing documents in the target tenant are not bypassed. This issue is fixed in versions 3.90.0 and 4.0.0-canary.34.
Affected Packages
https://github.com/payloadcms/payload.git (GITHUB):
Affected version(s) >=v3.18.0 <v3.90.0Fix Suggestion:
Update to version v3.90.0@payloadcms/plugin-multi-tenant (NPM):
Affected version(s) >=4.0.0-canary.0 <4.0.0-canary.34Fix Suggestion:
Update to version 4.0.0-canary.34@payloadcms/plugin-multi-tenant (NPM):
Affected version(s) >=3.18.0 <3.90.0Fix Suggestion:
Update to version 3.90.0@payloadcms/plugin-multi-tenant (NPM):
Affected version(s) >=0.0.1 <3.90.0Fix Suggestion:
Update to version 3.90.0Related Resources (5)
Do you need more information?
Contact UsCVSS v4
Base Score:
5.3
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
LOW
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
4.3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE
Weakness Type (CWE)
Incorrect Authorization
EPSS
Base Score:
0.25