Description
The Schema & Structured Data for WP & AMP WordPress plugin before 1.50 does not properly handles HTML tag attribute modifications, making it possible for unauthenticated attackers to conduct Stored XSS attacks via post comments.
References2
Metrics
- CVSS 3.1
-
6.1
MEDIUM
Score source: CNA
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - EPSS — exploit probability
- 0% percentile: 17 · as of 9 November 2026
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.