The Gutenverse Form WordPress plugin before 3.0.11 does not sanitize SVG icon markup stored in its form blocks before it is decoded and inserted into the page in the browser, allowing authenticated users with Contributor-level access and above to store malicious SVG that executes JavaScript in the session of any user who views or previews the affected form, such as an administrator reviewing a pending post.

The Gutenverse Form WordPress plugin before 3.0.11 does not sanitize SVG icon markup stored in its form blocks before it is decoded and inserted into the page in the browser, allowing authenticated users with Contributor-level access and above to store malicious SVG that executes JavaScript in the session of any user who views or previews the affected form, such as an administrator reviewing a pending post.