CVE-2026-34746: Payloadcms Payload

High severity, CVSS 7.7. EPSS: 0.4% chance of exploitation in the next 30 days.

Payload is a free and open source headless content management system. Prior to version 3.79.1, an authenticated Server-Side Request Forgery (SSRF) vulnerability exists in the upload functionality. Authenticated users with create or update access to an upload-enabled collection could cause the server to make outbound HTTP requests to arbitrary URLs. This issue has been patched in version 3.79.1.

Affected products

• Payloadcms Payload: before 3.79.1 (fixed in 3.79.1)

Published 2026-04-01. Last modified 2026-06-17.