Server-side request forgery (SSRF) in Campaign Classic could lead to sensitive information disclosure

Adobe Campaign Classic Gold Standard 10 (and earlier), 20.3.1 (and earlier), 20.2.3 (and earlier), 20.1.3 (and earlier), 19.2.3 (and earlier) and 19.1.7 (and earlier) are affected by a server-side request forgery (SSRF) vulnerability. Successful exploitation could allow an attacker to use the Campaign instance to issue unauthorized requests to internal or external resources.