Payload is a free and open source headless content management system. Prior to version 3.78.0 in @payloadcms/next, a stored Cross-Site Scripting (XSS) vulnerability existed in the admin panel. An authenticated user with write access to a collection could save content that, when viewed by another user, would execute in their browser. This issue has been patched in version 3.78.0.
Advisories
Source ID Title
Github GHSA Github GHSA GHSA-mmxc-95ch-2j7c @payloadcms/next has Stored XSS in Admin Panel
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Wed, 01 Apr 2026 23:45:00 +0000

Type Values Removed Values Added
Description Payload is a free and open source headless content management system. Prior to version 3.78.0 in @payloadcms/next, a stored Cross-Site Scripting (XSS) vulnerability existed in the admin panel. An authenticated user with write access to a collection could save content that, when viewed by another user, would execute in their browser. This issue has been patched in version 3.78.0.
Title @payloadcms/next has Stored XSS in Admin Panel
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 8.7, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-04-01T19:48:10.297Z

Reserved: 2026-03-30T19:17:10.224Z

Link: CVE-2026-34748

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-04-01T20:16:27.040

Modified: 2026-04-01T20:16:27.040

Link: CVE-2026-34748

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses