The Electron desktop application of Rocket.Chat through 6.3.4 allows stored XSS via links in an uploaded file, related to failure to use a separate browser upon encountering third-party external actions from PDF documents.
Add your gear to cvedb and we'll alert you only when rocket.chat ships something exploited.
Check my exposure →This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.