CVE-2024-42027

The E2EE password entropy generated by Rocket.Chat Mobile prior to version 4.5.1 is insufficient, allowing attackers to crack it if they have the appropriate time and resources.

CVE-2017-1000054

Rocket.Chat version 0.8.0 and newer is vulnerable to XSS in the markdown link parsing code for messages.

CVE-2024-46936

Rocket.Chat 6.12.0, 6.11.2, 6.10.5, 6.9.6, 6.8.6, 6.7.8, and before is vulnerable to a message forgery / impersonation issue. Attackers can abuse the UpdateOTRAck method to send ephemeral messages as if they were any other user they choose.

CVE-2025-5892

A vulnerability, which was classified as problematic, has been found in RocketChat up to 7.6.1. This issue affects the function parseMessage of the file /apps/meteor/app/irc/server/servers/RFC2813/parseMessage.js. The manipulation of the argument line leads to inefficient regular expression complex...

CVE-2021-32832

Rocket.Chat is an open-source fully customizable communications platform developed in JavaScript. In Rocket.Chat before versions 3.11.3, 3.12.2, and 3.13 an issue with certain regular expressions could lead potentially to Denial of Service. This was fixed in versions 3.11.3, 3.12.2, and 3.13.