High

Payload Ecommerce has an order confirmation validation issue

  • Disclosed: 06.10.2026
  • Updated: 11.10.2026 10:22

Impact

When using the Stripe payment adapter, an order confirmation could be processed more than once under certain conditions.

You are affected if:

  • You use @payloadcms/plugin-ecommerce with the Stripe payment adapter.

Deployments that do not use the Stripe payment flow are not affected.

Patches

Users should upgrade Payload packages to >= 3.90.0 or >= 4.0.0-canary.34.

Workarounds

Ensure Stripe order confirmations can only be processed once. This is a temporary mitigation; upgrading to a patched version is recommended.

Affected software

Click a technology to see all vulnerabilities affecting it.

PlatformPackageVulnerable versionsFixed in
npm package @payloadcms/plugin-ecommerce < 3.90.0, >= 4.0.0-canary.0, < 4.0.0-canary.34 3.90.0, 4.0.0-canary.34

References

CVSS score -
CVSS vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N
Weakness (CWE)
CWE-837
Platform
npm
Package
@payloadcms/plugin-ecommerce
Disclosed
06.10.2026
Updated
11.10.2026 10:22

Sources and licenses

OSV / GitHub Advisory Database - GHSA-8r29-2mp2-pmrw - CC BY 4.0

Vulnerability history: @payloadcms/plugin-ecommerce

All published vulnerabilities of this package (npm package), newest first. Shows whether this is a one-off slip or a package that needs watching.

This is the only known vulnerability of this package.

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