CWE-79

The Nextcloud dialogs library (npm package @nextcloud/dialogs) before 3.1.2 insufficiently escaped text input passed to a toast. If your application displays toasts with user-supplied input, this could lead to a XSS vulnerability. The vulnerability has been patched in version 3.1.2 If you need to display HTML in the toast, explicitly pass the `options.isHTML` config flag.

Pi-hole is a Linux network-level advertisement and Internet tracker blocking application. The Stored XSS exists in the Pi-hole Admin portal, which can be exploited by the malicious actor with the network access to DNS server. See the referenced GitHub security advisory for patch details.

Sherlock SherlockIM through 2021-03-29 allows Cross Site Scripting (XSS) by leveraging the api/Files/Attachment URI to attack help-desk staff via the chatbot feature.

remark42 before 1.6.1 allows XSS, as demonstrated by “Locator: Locator{URL:” followed by an XSS payload. This is related to backend/app/store/comment.go and backend/app/store/service/service.go.

bluemonday before 1.0.5 allows XSS because certain Go lowercasing converts an uppercase Cyrillic character, defeating a protection mechanism against the “script” string.

Redmine 4.1.x before 4.1.2 allows XSS because an issue’s subject is mishandled in the auto complete tip.