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CVE-2026-103420— Joomla Extension - php-web-design.com - CSRF for various actions in StageIt 1.0-5.7.5, 6.0-6.3.5

Quick assessment

Affected
php-web-design.com StageIt extension for Joomla
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 扩展组件：php-web-design.com 提供的 StageIt 插件（版本 1.0 至 5.7.5，以及 6.0 至 6.3.5）存在跨站请求伪造（CSRF）漏洞，影响多个操作功能。

CVSS 7.2 · High

Possible ATT&CK Techniques 1 AI

T1190.003
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I. Basic Information for CVE-2026-103420

Vulnerability Information
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Vulnerability Title
Joomla Extension - php-web-design.com - CSRF for various actions in StageIt 1.0-5.7.5, 6.0-6.3.5
Source: CVE Program / CVE List V5
Vulnerability Description
Joomla Extension - php-web-design.com - CSRF for various actions in StageIt 1.0-5.7.5, 6.0-6.3.5
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
跨站请求伪造(CSRF)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
php-web-design.com StageIt extension for Joomla 1.0-5.7.5 -

II. Public POCs for CVE-2026-103420

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-103420

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Other References for CVE-2026-103420 (1)

Same Patch Batch · php-web-design.com · 2026-11-02 · 3 CVEs total

CVE-2026-105600 8.6 HIGH Joomla Extension - php-web-design.com - RCE via setting strings in StageIt 1.0-5.7.5, 6.0-
CVE-2026-105601 5.3 MEDIUM Joomla Extension - php-web-design.com - Reflected XSS in StageIt 1.0-5.7.5, 6.0-6.3.5

IV. Related Vulnerabilities

Same product: StageIt extension for Joomla
Same vendor: php-web-design.com
Same weakness: CWE-352