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CVE-2021-37626— PHP file inclusion via insert tags

Quick assessment

Affected
contao contao
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.

Contao是一套采用PHP开发的开源内容管理系统（CMS）。该系统支持搜索引擎、权限管理和CSS框架等。 Contao 存在安全漏洞，攻击者可以利用该漏洞通过在Contao后端输入插入标记来加载PHP文件。

CVSS 7.2 · High EPSS 1.25% · P69

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-37626

Vulnerability Information
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Vulnerability Title
PHP file inclusion via insert tags
Source: CVE Program / CVE List V5
Vulnerability Description
Contao is an open source CMS that allows you to create websites and scalable web applications. In affected versions it is possible to load PHP files by entering insert tags in the Contao back end. Installations are only affected if they have untrusted back end users who have the rights to modify fields that are shown in the front end. Update to Contao 4.4.56, 4.9.18 or 4.11.7 to resolve. If you cannot update then disable the login for untrusted back end users.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
对生成代码的控制不恰当(代码注入)
Source: CVE Program / CVE List V5
Vulnerability Title
Contao 代码注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Contao是一套采用PHP开发的开源内容管理系统（CMS）。该系统支持搜索引擎、权限管理和CSS框架等。 Contao 存在安全漏洞，攻击者可以利用该漏洞通过在Contao后端输入插入标记来加载PHP文件。
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
contao contao >= 4.0.0, < 4.4.56 -

II. Public POCs for CVE-2021-37626

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III. Intelligence Information for CVE-2021-37626

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Vendor Advisories for CVE-2021-37626 (1)

Other References for CVE-2021-37626 (1)

IV. Related Vulnerabilities

Same product: contao
Same vendor: contao
Same weakness: CWE-94