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As modern web applications provide end-users with convenient features, fetching a URL becomes a common scenario. As a result, the incidence of SSRF is increasing. Also, the severity of SSRF is becoming higher due to cloud services and the complexity of architectures.
Further Reading
https://owasp.org/Top10/A08A10_2021-Server-SoftwareSide_andRequest_DataForgery_Integrity_Failures%28SSRF%29/