UpHeron
All vulnerabilities

Servers and applications

CVE-2026-105860

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, the default tenant array field access allows an authenticated user to assign the user's own account to other tenants. Deployments that replace the default behavior with secured tenants arrayFieldAccess.create and tenants…

Severity
High 7.1
Published
6 Oct 2026
Last changed
15 Oct 2026
Added to UpHeron
1 Nov 2026
Fixed in
3.90.0
Sources
NVD

Affected software

SoftwareAffected versions
Payload CMSServers and applications · cpe:a:payloadcms:payload
  • Version 4.0.0-canary33
  • Version 4.0.0-canary32
  • Version 4.0.0-canary31
  • Version 4.0.0-canary30
All 35 release lines
  • Every version before 3.90.0
  • Version 4.0.0-canary0
  • Version 4.0.0-canary1
  • Version 4.0.0-canary2
  • Version 4.0.0-canary3
  • Version 4.0.0-canary4
  • Version 4.0.0-canary5
  • Version 4.0.0-canary6
  • Version 4.0.0-canary7
  • Version 4.0.0-canary8
  • Version 4.0.0-canary9
  • Version 4.0.0-canary10
  • Version 4.0.0-canary11
  • Version 4.0.0-canary12
  • Version 4.0.0-canary13
  • Version 4.0.0-canary14
  • Version 4.0.0-canary15
  • Version 4.0.0-canary16
  • Version 4.0.0-canary17
  • Version 4.0.0-canary18
  • Version 4.0.0-canary19
  • Version 4.0.0-canary20
  • Version 4.0.0-canary21
  • Version 4.0.0-canary22
  • Version 4.0.0-canary23
  • Version 4.0.0-canary24
  • Version 4.0.0-canary25
  • Version 4.0.0-canary26
  • Version 4.0.0-canary27
  • Version 4.0.0-canary28
  • Version 4.0.0-canary29
  • Version 4.0.0-canary30
  • Version 4.0.0-canary31
  • Version 4.0.0-canary32
  • Version 4.0.0-canary33

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2026-105860
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-105860