Vulnerability Report

CVE-2026-34748

Title: Stored XSS in Admin Panel

XSS

Proof Of Concept

No public PoC currently indexed for CVE-2026-34748.

CWE Category CWE-79

Published Date Apr 01, 2026

Modified Date Apr 13, 2026

Exploit Status Not Found

Score 8.7 CVSS v3.1

Exploit Probability (EPSS)

0.36%

Vulnerability Summary

CVE-2026-34748: 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.

Impacted Vendors

payloadcms 1

Reference Links

https://github.com/payloadcms/payload/security/advisories/GHSA-mmxc-95ch-2j7c

CVSS v3.1

Source Entity [email protected]

Severity HIGH

8.7

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

REQUIRED

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

CHANGED

RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2026-34748 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

April 13, 2026 MODIFIED

Vulnerability data updated via NVD.

April 13, 2026 MODIFIED

Vulnerability data updated via NVD.

April 03, 2026 MODIFIED

Vulnerability data updated via NVD.

April 01, 2026 MODIFIED

Vulnerability data updated via NVD.

Attack Vector Matrix

Access Vector NETWORK

Complexity LOW

Privileges N/A

Interaction REQUIRED

CVSS Vector String


                                    CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N

Affected Stack

No specific products linked.