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.
Published: 2026-04-01
Score: 8.7 High
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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Tracking

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Advisories
Source ID Title
Github GHSA Github GHSA GHSA-mmxc-95ch-2j7c @payloadcms/next has Stored XSS in Admin Panel
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'}


Subscriptions

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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

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cve-icon OpenCVE Enrichment

No data.

Weaknesses