Desktop web browser client incorrectly escapes '&' (ampersand) as HTML entity

[ceefour]

Description:

Ampersand incorrectly escaped by desktop web browser client

Steps to reproduce:

Scenario 1:

1. Edit the channel description and include "&"

Scenario 2:

2. Post this message: New RocketChat article: Introducing Rocket.Chat 3.1: Get To Know New Features & Updates

Expected behavior:

& is displayed as &

Actual behavior:

In web client, & is displayed as &

This does not happen with Android mobile app.

Scenario 1:

Scenario 2:

Server Setup Information:

• Version of Rocket.Chat Server: 3.1.1
• Operating System: Ubuntu 18.04
• Deployment Method: helm
• Number of Running Instances: 1
• DB Replicaset Oplog: Enabled
• NodeJS Version: 12.16.1
• MongoDB Version: 4.2.6

Client Setup Information

• Desktop App or Browser Version: Chrome 81
• Operating System: Ubuntu 18.04

Additional context

Related to #6719, #6789, #10461

Relevant logs:

[gabriellsh]

I think this #16481 is supposed to fix it.

[gabriellsh]

Unfortunately that does not fix the system messages. We are planning on reworking the whole parsing system, as it's proved to cause some problems currently.

[github-actions]

This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs. Thank you for your contributions.