Page builder does not copy&paste styles

[YiffyToys]

Preconditions and environment

• Magento version 2.4.3-p3

Steps to reproduce

1. Create a CMS page from admin - Content - Edit with Page Builder - Drag Row and "Text" from Elements - create a text with bold text, links and enumerations
2. copy that text using CTRL+C
3. paste that text into a Page Builder on another browser tab
4. Save

Expected result

The copied text is pasted with all styles

Actual result

The copied text is pasted as plaintext. All styles are lost.

Additional information

This DOES word in the Tiny editor,

Release note

No response

Triage and priority

• Severity: S0 - Affects critical data or functionality and leaves users without workaround.
• Severity: S1 - Affects critical data or functionality and forces users to employ a workaround.
• Severity: S2 - Affects non-critical data or functionality and forces users to employ a workaround.
• Severity: S3 - Affects non-critical data or functionality and does not force users to employ a workaround.
• Severity: S4 - Affects aesthetics, professional look and feel, “quality” or “usability”.

[m2-assistant]

Hi @YiffyToys. Thank you for your report.
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[in-session]

related: magento/magento2-page-builder#769

[m2-assistant]

Hi @engcom-November. Thank you for working on this issue.
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[engcom-November]

Verified the issue on Magento 2.4-develop branch and the issue is reproducible. Hence updating the steps and confirming the issue.
Actual result:

Expected result: