Open redirect in Signing in via Social Sites

How it was found

Weak Authentication Leads to the Open redirection to Malicios Sites :

Signing in via Facebook :

• https://hosted.weblate.org/accounts/login/facebook/?next=///evil.com

Signing in via Gmail :

• https://hosted.weblate.org/accounts/login/google-oauth2/?next=///evil.com

Signing in via Github:

• https://hosted.weblate.org/accounts/login/github/?next=///evil.com

Signing in via Bitbucket:

• https://hosted.weblate.org/accounts/login/bitbucket/?next=///evil.com

Signing in via Gitlab:

• https://hosted.weblate.org/accounts/login/gitlab/?next=///evil.com

Vulnarable Parameter:

" next "

Greets Raja Uzair Abdullah