CVE-2026-105844NVD

Vulnerability Summary

Payload is a free and open source headless content management system. In versions from 3.0.0 before 3.88.0 and canary versions before 4.0.0-canary.27, an unauthenticated user can submit prototype-sensitive field paths when @payloadcms/plugin-import-export is enabled, causing unintended application behavior that can lead to remote code execution. This issue is fixed in versions 3.88.0 and 4.0.0-canary.27.

Severity Level

CRITICAL(9.3)

Published Date

Oct 6, 2026

Last Modified

Oct 9, 2026

Exploitation Status

No confirmed exploitation yet

EPSS Score (30-Day)

0.52%Probability

Root Weakness (CWE)

CWE-1321: Unknown/Unlisted Weakness ↗

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

CVSS v4.0 Base Metrics — Score 9.3 (CRITICAL)

Attack VectorNetwork

Attack ComplexityLow

Attack RequirementsNone

Privileges RequiredNone

User InteractionNone

Confidentiality (Vulnerable System)High

Integrity (Vulnerable System)High

Availability (Vulnerable System)High

Confidentiality (Subsequent System)None

Integrity (Subsequent System)None

Availability (Subsequent System)None

Affected & Patched Versions

Affected Versions

payloadcms payload >= >= 3.0.0, < 3.88.0
payloadcms payload >= >= 4.0.0-canary.0, < 4.0.0-canary.27
@payloadcms plugin-import-export >= >= 3.0.0, < 3.88.0
@payloadcms plugin-import-export >= >= 4.0.0-canary.0, < 4.0.0-canary.27

Patched Versions

Not provided by cveorg for this CVE.

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