CVE-2021-26034— [20210503] - Core - CSRF in data download endpoints
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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: NVD (National Vulnerability Database)
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: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
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
| # | POC Description | Source Link | Shenlong Link |
|---|
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No public POC found.
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- https://developer.joomla.org/security-centre/854-20210503-core-csrf-in-data-download-endpoints.htmlx_refsource_MISCvendor-advisory
- https://nvd.nist.gov/vuln/detail/CVE-2021-26034
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
- CVE-2026-21630
Joomla! Core - [20260302] - SQL injection in com_content art - CVE-2026-23898
Joomla! Core - [20260305] - Arbitrary file deletion in com_j - CVE-2026-21629
Joomla! Core - [20260301] - ACL hardening in com_ajax - CVE-2026-23899
Joomla! Core - [20260306] - Improper access check in webserv - CVE-2026-21631
Joomla! Core - [20260303] - XSS vector in com_associations c
Same vendor: Joomla! Project
- CVE-2026-21630
Joomla! Core - [20260302] - SQL injection in com_content art - CVE-2026-23898
Joomla! Core - [20260305] - Arbitrary file deletion in com_j - CVE-2026-21629
Joomla! Core - [20260301] - ACL hardening in com_ajax - CVE-2026-23899
Joomla! Core - [20260306] - Improper access check in webserv - CVE-2026-21631
Joomla! Core - [20260303] - XSS vector in com_associations c
V. Comments for CVE-2021-26034
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