Several new pages are created when clicking on Add page button several times

• Type: Regression Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: 7.0.X, Master
• Fix Version/s: 7.0.0 DXP FP36, 7.0.0 DXP SP7, 7.0.5 CE GA6, 7.0.X, 7.1.0 M1, 7.1.X, Master
• Component/s: Pages > Page Administration
• Labels:
  • ee-ts
  • liferay-digital-enterprise-70-sp7
  • liferay-fixpack-de-36-7010
• Branch Version/s:
  7.0.x
• Backported to Branch:
  Committed
• Story Points: 1
• Fix Priority: 3
• Git Pull Request: https://github.com/brianchandotcom/liferay-portal/pull/53976

Reproducing steps

(for master but analogous for 7.0.x)

1. In a site, go to Navigation > Site Pages, and click on the plus sign to create a new page.
2. Fill in the page name.
3. Click on the Add Page button several times.

Expected: A single page is created.
Several: Several pages with the same name are created.