FastApiAdmin up to 2.2.0 Scheduled Task API controller.py user_avatar_upload_controller unrestricted upload
Summary
A vulnerability identified as critical has been detected in FastApiAdmin up to 2.2.0. Impacted is the function user_avatar_upload_controller of the file /backend/app/api/v1/module_system/user/controller.py of the component Scheduled Task API. The manipulation leads to unrestricted upload.
This vulnerability is listed as CVE-2026-2979. The attack may be initiated remotely. In addition, an exploit is available.
Details
A vulnerability was found in FastApiAdmin up to 2.2.0. It has been rated as critical. 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. The manipulation with an unknown input leads to a unrestricted upload vulnerability. Using CWE to declare the problem leads to CWE-434. The product allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment. Impacted is confidentiality, integrity, and availability.
It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2026-2979. The exploitation is known to be easy. The attack may be initiated remotely. Technical details as well as a public exploit are known. The attack technique deployed by this issue is T1608.002 according to MITRE ATT&CK.
The exploit is available at github.com. It is declared as proof-of-concept.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
Product
Name
Version
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔒VulDB Reliability: 🔍
CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒
CVSSv3
VulDB Meta Base Score: 7.1VulDB Meta Temp Score: 6.9
VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔒
VulDB Reliability: 🔍
NVD Base Score: 8.8
NVD Vector: 🔒
CNA Base Score: 6.3
CNA Vector: 🔒
CVSSv2
| AV | AC | Au | C | I | A |
|---|---|---|---|---|---|
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
|---|---|---|---|---|---|
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Exploiting
Class: Unrestricted uploadCWE: CWE-434 / CWE-284 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒
Physical: No
Local: No
Remote: Yes
Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒
EPSS Score: 🔒
EPSS Percentile: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒
| 0-Day | Unlock | Unlock | Unlock | Unlock |
|---|---|---|---|---|
| Today | Unlock | Unlock | Unlock | Unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔒
Timeline
02/22/2026 Advisory disclosed02/22/2026 VulDB entry created
02/27/2026 VulDB entry last update
Sources
Advisory: github.comStatus: Not defined
CVE: CVE-2026-2979 (🔒)
GCVE (CVE): GCVE-0-2026-2979
GCVE (VulDB): GCVE-100-347363
scip Labs: https://www.scip.ch/en/?labs.20161013
Entry
Created: 02/22/2026 16:14Updated: 02/27/2026 16:11
Changes: 02/22/2026 16:14 (55), 02/27/2026 16:11 (41)
Complete: 🔍
Cache ID: 216::103
Submit
Accepted
- Submit #756156: fastapiadmin <= 2.2.0 Unrestricted Upload (by github.com)
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
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