high8.7
CVE-2026-34748
Payload is a free and open source headless content management system.
Impact
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.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| npm | @payloadcms/next | < 3.78.0 | 3.78.0 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Payloadcms | Payload | before 3.78.0 |