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Server Side Request Forgery (SSRF)

Risk Factor4/5
Exploitability4/5
Prevalence5/5
Impact3/5
Detectability4/5

SSRF: vulnerability that allows an attacker to send request on the behalf of the server. It allows the attacker to “forge” the request signature of the vulnerable server, therefore assuming a privileged position on a network, bypassing firewall control, and againing access to internal services.

Mitigation

URL input must be validated

Example:

Reference