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Content Spoofing OR Text Injection in https://gitlab.com

HackerOne report #504961 by mkzreport on 2019-03-04, assigned to dappelt:

Hello,
i want to report Content Spoofing OR Text-based injection vulnerability

the bug exists at :

https://gitlab.com/users/auth/bitbucket/callback?state=cae8687aa809fc45e00b2f8ed4a0ea124d5f9b8235cb2b2e&error_description=YOUR+ACCOUNT+WAS+LOCKED,PLEASE+GO+TO+https://evil.com+FOR+UNLOCKING+YOUR+ACCOUNT&error=access_denied

https://gitlab.com/users/auth/github/callback?state=cae8687aa809fc45e00b2f8ed4a0ea124d5f9b8235cb2b2e&error_description=YOUR+ACCOUNT+WAS+LOCKED,PLEASE+GO+TO+https://evil.com+FOR+UNLOCKING+YOUR+ACCOUNT&error=access_denied
11.JPG

Impact

That means above mention URL's parameter is vulnerable for Content Spoofing OR Text Injection

Attachments

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