The element web/iPhone is not showing the full message for a specific message.

[mds512]

Steps to reproduce

Element version: 1.12.11
Crypto version: Rust SDK 0.16.0 (82e97d4), Vodozemac 0.9.0
Issue : In the screenshot below of Element Web and iOS, only part of the original message is shown.

On web :

On iOS Element Classic

original message :

{
  "content": {
    "body": "Total INR balance 83498 < 123456. \nNot sending to bank.",
    "format": "org.matrix.custom.html",
    "formatted_body": "<pre>Total INR balance 83498 < 123456. \nNot sending to bank.</pre>",
    "msgtype": "m.text"
  },
  "event_id": "$Cb5YXh---event_id_redacted---",
  "origin_server_ts": 1772509377500,
  "room_id": "!---room_id_redacted---",
  "sender": "@---sender_id_redacted---",
  "type": "m.room.message",
  "unsigned": {}
}

The same behaviour in Element Classic on iPhone.

its being correctly shown in "Element X" iOS

Outcome

What did you expect?

The full expected message to be shown is: Total INR balance 1529 < 12345. \nNot sending to bank. \n = new line break

What happened instead?

Only shows message is : Total INR balance 1529

Operating system

macOS, iOS

Browser information

148.0 (aarch64), element classic

URL for webapp

https://app.element.io

Application version

1.12.11

Homeserver

No response

Will you send logs?

Yes

[mds512]

correctly shown on "Element X" iOS

[t3chguy]

"formatted_body": "<pre>Total INR balance 83498 < 123456. \nNot sending to bank.</pre>", is invalid, the < needs to be HTML encoded as it is the symbol HTML uses to signify an opening of a tag.