Incorrect link is stored (org-elements?)

[Max Nikulin]

`org-store-link' under some conditions may pick a link to wrong heading. 
Emacs-26.3, Org main~1.

--- >8 ---
* Right
Save this file, kill the buffer, open it again.
Put cursor to the empty line below this paragraph,
type something, e.g. =a=, undo =C-/=, =M-x org-store-link=.
"#its_wrong" is stored instead of "*Right".

** Wrong
:PROPERTIES:
:CUSTOM_ID: its_wrong
:END:
--- 8< ---