Pimcore Perspective Editor provides an editor for Pimcore that allows users to add/remove/edit custom views and perspectives. This vulnerability has the potential to steal a user's cookie and gain unauthorized access to that user's account through the stolen cookie or redirect users to other malicious sites. Version 1.5.1 has a patch. As a workaround, one may apply the patch manually.
https://huntr.dev/bounties/5529f51e-e40f-46f1-887b-c9dbebab4f06/
https://github.com/pimcore/perspective-editor/security/advisories/GHSA-fq8q-55v3-2986
https://github.com/pimcore/perspective-editor/pull/121.patch