Shaarli vulnerabilities

Shaarli before version 0.16.3 is vulnerable to stored XSS in BookmarkListController.php. The permalink handler concatenates the raw bookmark title into the page title and emits it into the <title> element without HTML escaping. A bookmark title containing </title><script>...</script> can execute a script in the Shaarli origin for any visitor. An attacker can convince an administrator to bookmark a malicious URL, leading to administrator account takeover.

Shaarli, a personal bookmarking service, contains a stored XSS vulnerability in the tag filtering functionality in versions 0.16.1 and prior. An authenticated user can inject arbitrary JavaScript into the tags field when creating a bookmark, leading to the storage of a malicious payload in the database.

Shaarli is a personal bookmarking service that versions 0.16.1 and prior contain a Cross-Site Scripting (XSS) vulnerability in the Markdown-to-HTML conversion process used in the Bookmark Description field. An authenticated user can inject a malicious javascript: URI inside a Markdown link.