VDB-351145 · Submit #770534 · CVE-2026-4221

Tiandy Easy7 Integrated Management Platform 7.17.0 Endpoint uploadLedImage File unrestricted upload

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.6	$0-$5k	0.00

Summaryinfo

A vulnerability marked as critical has been reported in Tiandy Easy7 Integrated Management Platform 7.17.0. This vulnerability affects unknown code of the file /rest/file/uploadLedImage of the component Endpoint. This manipulation of the argument File causes unrestricted upload. This vulnerability is registered as CVE-2026-4221. Remote exploitation of the attack is possible. Furthermore, an exploit is available. The vendor was contacted early about this disclosure but did not respond in any way.

Detailsinfo

A vulnerability classified as critical was found in Tiandy Easy7 Integrated Management Platform 7.17.0. Affected by this vulnerability is an unknown code of the file /rest/file/uploadLedImage of the component Endpoint. The manipulation of the argument file with an unknown input leads to a unrestricted upload vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability.

The advisory is shared at my.feishu.cn. This vulnerability is known as CVE-2026-4221. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known. MITRE ATT&CK project uses the attack technique T1608.002 for this issue.

It is possible to download the exploit at my.feishu.cn. It is declared as proof-of-concept. The vendor was contacted early about this disclosure but did not respond in any way.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Tiandy

Name

Easy7 Integrated Management Platform

Version

7.17.0

CPE 2.3info

🔒

CPE 2.2info

🔒

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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: 🔍

Exploitinginfo

Class: Unrestricted upload
CWE: 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 Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

03/15/2026 Advisory disclosed
03/15/2026 +0 days VulDB entry created
03/15/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: my.feishu.cn
Status: Not defined

CVE: CVE-2026-4221 (🔒)
GCVE (CVE): GCVE-0-2026-4221
GCVE (VulDB): GCVE-100-351145
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 03/15/2026 17:35
Changes: 03/15/2026 17:35 (57)
Complete: 🔍
Submitter: 0menc
Cache ID: 216::103

Submitinfo

Accepted

Submit #770534: Tiandy Technologies Co., Ltd. Easy7 Integrated Management Platform 7.17.0 Unrestricted Upload of File with Dangerous Type (by 0menc)