Medium CVSS 5.3

Overview

A stored XSS vulnerability in the RSBlog! component 1.11.6-1.14.5 Joomla was discovered. The issue allows remote authenticated users to inject arbitrary web script or HTML via the jform[tags_text] parameter.

Risk analysis

This vulnerability is rated 🟡 MEDIUM.

  • CVSS: 5.3 (MEDIUM)
  • Detected tags: joomla, stored_xss, xss (tag impact: MODERATE)

Recommended actions:

  • Sanitize stored input and enforce CSP.
  • Apply context-aware output encoding.
  • Enable Content-Security-Policy and HttpOnly/SameSite cookies.

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