Medium CVSS 5.1

Overview

Lepszy BIP is vulnerable to Reflected Cross-Site Scripting (XSS). Improper input validation in index.php form in one of the parameters allows arbitrary JavaScript to be executed on victim's browser when specially crafted URL is opened.

The vendor was contacted early about this disclosure but did not respond in any way. Potentially all versions are vulnerable.

Risk analysis

This vulnerability is rated 🟡 MEDIUM.

  • CVSS: 5.1 (MEDIUM)
  • Detected tags: xss (tag impact: MODERATE)

Recommended actions:

  • Apply context-aware output encoding.
  • Enable Content-Security-Policy and HttpOnly/SameSite cookies.

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