Auth bypass in Payloadcms Payload

CVE-2026-25574

Payload is a free and open source headless content management system. Prior to 3.74.0, a cross-collection Insecure Direct Object Reference (IDOR) vulnerability exists in the payload-preferences internal collection. In multi-auth collection environments using Postgres or SQLite with default serial/auto-increment IDs, authenticated users from one auth collection can read and delete preferences belonging to users in different auth collections when their numeric IDs collide. This vulnerability has been patched in v3.74.0.

Vulnerability class: IDOR (Insecure Direct Object Reference)

EPSS: 0.002 (9.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-25574?
CVE-2026-25574 is a medium-severity vulnerability in Payloadcms Payload, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 5.4/10. Published 2026-02-06.
How severe is CVE-2026-25574?
Medium severity. CVSS v3 base score is 5.4 out of 10.