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.
History

Fri, 09 Oct 2026 09:15:00 +0000

Type Values Removed Values Added
First Time appeared Payloadcms
Payloadcms payload
Payloadcms plugin-import-export
Vendors & Products Payloadcms
Payloadcms payload
Payloadcms plugin-import-export

Fri, 09 Oct 2026 02:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 06 Oct 2026 16:00:00 +0000

Type Values Removed Values Added
Description 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.
Title Payload: Prototype pollution in Payload Import Export plugin
Weaknesses CWE-1321
References
Metrics cvssV4_0

{'score': 9.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published: 2026-10-06T15:57:05.371Z

Updated: 2026-10-09T01:08:17.955Z

Reserved: 2026-10-05T23:06:29.747Z

Link: CVE-2026-105844

cve-icon Vulnrichment

Updated: 2026-10-09T01:08:13.152Z

cve-icon NVD

Status : Undergoing Analysis

Published: 2026-10-06T16:17:06.400

Modified: 2026-10-09T02:16:55.637

Link: CVE-2026-105844

cve-icon Redhat

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