CVE-2023-0167: Getresponse

Medium severity, CVSS 5.4. EPSS: 0.5% chance of exploitation in the next 30 days.

The GetResponse for WordPress plugin through 5.5.31 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.

Affected products

• Getresponse Getresponse: before 5.5.31 (fixed in 5.5.31)

Published 2023-03-20. Last modified 2026-06-17.