CVE-2021-22886

Published March 26th, 2021

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CVSS v3

6.1

MEDIUM

CVSS v2

4.3

MEDIUM

Affected

PROJECT

Description

Rocket.Chat before 3.11, 3.10.5, 3.9.7, 3.8.8 is vulnerable to persistent cross-site scripting (XSS) using nested markdown tags allowing a remote attacker to inject arbitrary JavaScript in a message. This flaw leads to arbitrary file read and RCE on Rocket.Chat desktop app.

RocketChat/Rocket.Chat

The Secure CommsOS™ for mission-critical operations

GitHub

45.7K