CVE-2026-105850

Payload: Order confirmation validation issue in Payload Ecommerce

HIGH
8.2
CVSS Score
Published: October 6, 2026 at 04:11 PM UTC
Updated: October 15, 2026 at 12:12 AM UTC
2 products affected across 1 vendorPayloadPlugin Ecommerce

Using payload by payloadcms?

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Severity
HIGH8.2
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

Payload is a free and open source headless content management system. In @payloadcms/plugin-ecommerce versions before 3.90.0 and canary versions before 4.0.0-canary.34, use of the Stripe payment adapter can allow a Stripe order confirmation to be processed more than once under certain conditions. This issue is fixed in versions 3.90.0 and 4.0.0-canary.34.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

References (3)

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
LOW
Vector?

Quick Info

StatusANALYZED
CWE
CWE-837

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