CVE-2026-105859NVD

Vulnerability Summary

Payload is a free and open source headless content management system. In versions before 3.90.0 and canary versions before 4.0.0-canary.34, an attacker can submit a request to a specific update endpoint that modifies collection documents without enforcing collection or field-level access control when orderable is enabled on a collection or join field. This issue is fixed in versions 3.90.0 and 4.0.0-canary.34.

Severity Level

CRITICAL(9.8)

Published Date

Oct 6, 2026

Last Modified

Oct 15, 2026

Exploitation Status

No confirmed exploitation yet

EPSS Score (30-Day)

0.35%Probability

Root Weakness (CWE)

CWE-639: Unknown/Unlisted Weakness ↗

Refer to the official MITRE database for detailed architectural specifications regarding this weakness.

CWE-862: Missing Authorization ↗

The software does not perform an authorization check when an actor attempts to access a resource or perform an action.

CVSS v3.1 Base Metrics — Score 9.8 (CRITICAL)

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

Affected & Patched Versions

Affected Versions

Payloadcms Payload < 3.90.0
Payloadcms Payload

Patched Versions

Payloadcms Payload 3.90.0

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