<tr>
<th> Firefox </th> <th>Thunderbird </th> <th>SeaMonkey</th>
</tr>
<tr>
<td>3.15.3</td> <td><b>{{bug|911960}}</b>: {{bug|860929}}, {{bug|872279}}, {{bug|896546 }}, {{bug|901605}}</td> <td>27?</td> <td>TBD</td> <td>TBD</td>
</tr>