Arbitrary file upload in Fastapiadmin

CVE-2026-2979

A flaw has been found in FastApiAdmin up to 2.2.0. This issue affects the function user_avatar_upload_controller of the file /backend/app/api/v1/module_system/user/controller.py of the component Scheduled Task API. Executing a manipulation can lead to unrestricted upload. The attack can be launched remotely. The exploit has been published and may be used.

EPSS: 0.003 (21.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-2979?
CVE-2026-2979 is a medium-severity vulnerability in Fastapiadmin, classified under Improper Access Control. CVSS score: 6.3/10. Published 2026-02-23.
How severe is CVE-2026-2979?
Medium severity. CVSS v3 base score is 6.3 out of 10.