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CVE-2021-3745— Unrestricted Upload of File with Dangerous Type in flatcore/flatcore-cms

Quick assessment

Affected
flatcore flatcore/flatcore-cms
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

FlatCore-CMS是一个基于 PHP 和 MySQL/SQLite 的 Web 内容管理系统 (CMS)。 flatcore-cms存在代码问题漏洞，该漏洞源于无限制上传的文件与危险类型。

AI Predicted 8.1 Difficulty: Easy EPSS 1.11% · P64

Possible ATT&CK Techniques 1 AI

T1505.003 · Web Shell
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I. Basic Information for CVE-2021-3745

Vulnerability Information
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Vulnerability Title
Unrestricted Upload of File with Dangerous Type in flatcore/flatcore-cms
Source: CVE Program / CVE List V5
Vulnerability Description
flatcore-cms is vulnerable to Unrestricted Upload of File with Dangerous Type
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
危险类型文件的不加限制上传
Source: CVE Program / CVE List V5
Vulnerability Title
FlatCore-CMS 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
FlatCore-CMS是一个基于 PHP 和 MySQL/SQLite 的 Web 内容管理系统 (CMS)。 flatcore-cms存在代码问题漏洞，该漏洞源于无限制上传的文件与危险类型。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
flatcore flatcore/flatcore-cms unspecified ~ 2.1.0 -

II. Public POCs for CVE-2021-3745

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2021-3745

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Patches & Fixes for CVE-2021-3745 (1)

Vendor Advisories for CVE-2021-3745 (1)

IV. Related Vulnerabilities

Same weakness: CWE-434

V. Comments for CVE-2021-3745

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