CVE-2026-34749: Payload has a CSRF Protection Bypass in Authentication Flow

April 1, 2026

A Cross-Site Request Forgery (CSRF) vulnerability existed in the authentication flow. Under certain conditions, the configured CSRF protection could be bypassed, allowing cross-site requests to be made.

Consumers are affected if ALL of these are true:

Payload version < v3.79.1
serverURL is configured

References

github.com/advisories/GHSA-p6mr-xf3r-ghq4
github.com/payloadcms/payload
github.com/payloadcms/payload/releases/tag/v3.79.1
github.com/payloadcms/payload/security/advisories/GHSA-p6mr-xf3r-ghq4
nvd.nist.gov/vuln/detail/CVE-2026-34749

Code Behaviors & Features

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