CVE-2025-3414: Unknown Structured Content JSON-Ld #wpsc

Medium severity, CVSS 5.4. EPSS: 0.2% chance of exploitation in the next 30 days.

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.

Affected products

• Unknown Structured Content JSON-Ld #wpsc: before 1.7.0 (fixed in 1.7.0)

Published 2025-08-14. Last modified 2026-06-17.