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CVE-2026-78302— Joomla Extension - joomshaper.com - Unauthenticated Cross-Site Scripting (XSS) via Unescaped Output in Views and Admin Lists in SP Property < 4.1.4

Quick assessment

Affected
joomshaper.com SP Property 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 插件 - joomshaper.com - SP Property < 4.1.4 中前端视图和管理员列表表格中未转义输出导致的未认证存储型跨站脚本攻击（XSS） 在 SP Property 4.1.4 之前的版本中，多个模板文件（涵盖前端视图和管理员列表表格）将属性值和文本值直接渲染到 HTML 中，而未进行上下文相关的转义处理，从而导致未认证的攻击者可通过存储型 XSS 漏洞在用户浏览器中执行任意 JavaScript 代码。

CVSS 8.6 · High

Possible ATT&CK Techniques 1 AI

T1189 · Drive-by Compromise
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I. Basic Information for CVE-2026-78302

Vulnerability Information
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Vulnerability Title
Joomla Extension - joomshaper.com - Unauthenticated Cross-Site Scripting (XSS) via Unescaped Output in Views and Admin Lists in SP Property < 4.1.4
Source: CVE Program / CVE List V5
Vulnerability Description
Joomla Extension - joomshaper.com - Unauthenticated Stored Cross-Site Scripting (XSS) via Unescaped Output in Views and Admin Lists in SP Property < 4.1.4 - Multiple template files across frontend views and administrator list tables rendered attributes and text values directly into HTML without contextual escaping.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
joomshaper.com SP Property extension for Joomla 1.0.0-4.1.3 -

II. Public POCs for CVE-2026-78302

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III. Intelligence Information for CVE-2026-78302

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Vendor Pages for CVE-2026-78302 (1)

Same Patch Batch · joomshaper.com · 2026-09-10 · 6 CVEs total

CVE-2026-78082 9.3 CRITICAL Joomla Extension - joomshaper.com - Unauthenticated SQL Injection in Property Search and M
CVE-2026-78083 7.1 HIGH Joomla Extension - joomshaper.com - Missing CSRF Token Verification in Property Booking an
CVE-2026-78303 6.9 MEDIUM Joomla Extension - joomshaper.com - Unvalidated Email Destination & Form Manipulation in B
CVE-2026-78084 6.9 MEDIUM Joomla Extension - joomshaper.com - Missing Access Control in Gallery Image Management in
CVE-2026-78085 6.9 MEDIUM Joomla Extension - joomshaper.com - Path Traversal in Gallery Image Management in SP Prope

IV. Related Vulnerabilities

Same product: SP Property extension for Joomla
Same vendor: joomshaper.com
Same weakness: CWE-79

V. Comments for CVE-2026-78302

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