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CVE-2021-26034— [20210503] - Core - CSRF in data download endpoints

Quick assessment

Affected
Joomla! Project Joomla! 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.

Joomla 是美国Open Source Matters团队的一套使用PHP和MySQL开发的开源、跨平台的内容管理系统(CMS)。 Joomla!存在跨站请求伪造漏洞，该漏洞允许远程攻击者可利用该漏洞执行跨站点请求伪造攻击。受影响的产品及版本如下:Joomla!: 3.0.1 3.0.0 3.0.2、3.0.3 3.0.4,3.1.0,3.1.1,3.1.2,3.1.3,3.1.4,3.1.5,3.1.6,3.2.0,3.2.1、3.2.2,3.2.3,第3.2.4,3.2.5,3.2.6 3.2.7

AI Predicted 6.5 Difficulty: Easy EPSS 0.50% · P41

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-26034

Vulnerability Information
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Vulnerability Title
[20210503] - Core - CSRF in data download endpoints
Source: CVE Program / CVE List V5
Vulnerability Description
An issue was discovered in Joomla! 3.0.0 through 3.9.26. A missing token check causes a CSRF vulnerability in data download endpoints in com_banners and com_sysinfo.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Joomla! 跨站请求伪造漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Joomla 是美国Open Source Matters团队的一套使用PHP和MySQL开发的开源、跨平台的内容管理系统(CMS)。 Joomla!存在跨站请求伪造漏洞，该漏洞允许远程攻击者可利用该漏洞执行跨站点请求伪造攻击。受影响的产品及版本如下:Joomla!: 3.0.1 3.0.0 3.0.2、3.0.3 3.0.4,3.1.0,3.1.1,3.1.2,3.1.3,3.1.4,3.1.5,3.1.6,3.2.0,3.2.1、3.2.2,3.2.3,第3.2.4,3.2.5,3.2.6 3.2.7
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
Joomla! Project Joomla! CMS 3.0.0-3.9.26 -

II. Public POCs for CVE-2021-26034

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III. Intelligence Information for CVE-2021-26034

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Other References for CVE-2021-26034 (1)

Same Patch Batch · Joomla! Project · 2021-05-26 · 3 CVEs total

CVE-2021-26032 [20210501] - Core - Adding HTML to the executable block list of MediaHelper::canUpload
CVE-2021-26033 [20210502] - Core - CSRF in AJAX reordering endpoint

IV. Related Vulnerabilities

Same product: Joomla! CMS
Same vendor: Joomla! Project

V. Comments for CVE-2021-26034

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