---
title: "CVE-2026-105850: Payload @payloadcms/plugin-ecommerce - Broken Authentication"
description: "Payload @payloadcms/plugin-ecommerce < 3.90.0 and canary < 4.0.0-canary.34 contains a logic flaw in Stripe payment adapter allowing multiple processing of Stripe order confirmations, letting attackers cause duplicate order processing, exploit requires specific payment conditions."
url: https://panop.io/threat-heartbeat/CVE-2026-105850/
---

# CVE-2026-105850 Payload @payloadcms/plugin-ecommerce - Broken Authentication

Payload @payloadcms/plugin-ecommerce < 3.90.0 and canary < 4.0.0-canary.34 contains a logic flaw in Stripe payment adapter allowing multiple processing of Stripe order confirmations, letting attackers cause duplicate order processing, exploit requires specific payment conditions.

CVSS base score 8.2 /10

High

CISA KEV

Not listed

Public exploit

None known

EPSS

0.31% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-105850)

## Details

Type

Broken Authentication

Impact

Data Tampering

CVSS vector

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

Published

6 October 2026

Updated

15 October 2026

Weakness

[CWE-837](https://cwe.mitre.org/data/definitions/837.html)

## Vendor fix

Update to versions 3.90.0 or 4.0.0-canary.34 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-2026-105850](https://nvd.nist.gov/vuln/detail/CVE-2026-105850)
- [https://github.com/payloadcms/payload/commit/6c0c4dc9b4ce1ac87b03fbb5dd7356b8559cbc4e](https://github.com/payloadcms/payload/commit/6c0c4dc9b4ce1ac87b03fbb5dd7356b8559cbc4e)
- [https://github.com/payloadcms/payload/releases/tag/v3.90.0](https://github.com/payloadcms/payload/releases/tag/v3.90.0)
- [https://github.com/payloadcms/payload/security/advisories/GHSA-8r29-2mp2-pmrw](https://github.com/payloadcms/payload/security/advisories/GHSA-8r29-2mp2-pmrw)

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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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