GitLab: Gitlab.com is vulnerable to reverse tabnabbing via AsciiDoc links. (#3)

Dear GitLab bug bounty team, Summary --- Gitlab.com is vulnerable to reverse tabnabbing in AsciiDoc files. Why does this vulnerability exist? --- In AsciiDoc the following http://example.comReverse Tabnabbing^ is equivalent to Reverse Tabnabbing. How can this exploited? --- Same scenario as...