Wrong date show in datepicker after saving a cart price rule, product special price date on administrator Dutch locale

[test4295]

Preconditions (*)

1. Magento 2.3.4

Steps to reproduce (*)

1. Login to admin panel
2. Set user account as Dutch lang
3. Create cart price rules with From date 28-5-2020 and To date 31-12-2020
4. Save rules
5. date is showing right in grid
6. Edit rule and check wrong date show

Expected result (*)

1. From/To date should be correct from date 28-5-2020 and to date 31-12-2020

Actual result (*)

1. After the price rule is saved and when opening it again then the start date is 20-05-2028 and the end date is 20-12-2031.

Cart rules save before

Cart rules save after

Additional info from Engcom

Note that the issue is not reproducible on English version

[m2-assistant]

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[m2-assistant]

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

Reproducible on the latest 2.4-develop. Additional info from Engcom is added

[magento-engcom-team]

@engcom-Bravo Thank you for verifying the issue.

Unfortunately, not enough information was provided to acknowledge ticket. Please consider adding the following:

• Add "Reproduced on " label(s) to this ticket based on verification result

Once all required information is added, please add label "Issue: Confirmed" again.
Thanks!