Medium CVSS 5.4

Overview

The Structured Content (JSON-LD) #wpsc WordPress plugin before 1.7.0 does not validate and escape some of its block options before outputting them back in a page/post where the block is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.

Risk analysis

This vulnerability is rated 🟡 MEDIUM.

  • CVSS: 5.4 (MEDIUM)
  • Detected tags: wordpress, xss (tag impact: MODERATE)

Recommended actions:

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

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