Unrestricted File Upload Vulnerability in FastApiAdmin by FastApi
CVE-2026-2978

5.3MEDIUM

Key Information:

Vendor

FastApi

Status
Fastapiadmin
Vendor
CVE Published:
23 February 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-2978?

A vulnerability has been identified in FastApiAdmin versions up to 2.2.0 which affects the upload_file_controller function found in the Scheduled Task API. This flaw allows attackers to perform unrestricted file uploads, enabling potential remote exploitation. The vulnerability is now public and poses significant risks if not addressed promptly.

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Affected Version(s)

FastApiAdmin 2.0

FastApiAdmin 2.1

FastApiAdmin 2.2.0

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-2978 - Proof of Concept

References

https://vuldb.com/?id.347362
vdb-entrytechnical-description
https://vuldb.com/?ctiid.347362
signaturepermissions-required
https://vuldb.com/?submit.756155
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

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