Some OCC API endpoints in SAP Commerce Cloud
allows Personally Identifiable Information (PII) data, such as passwords, email
addresses, mobile numbers, coupon codes, and voucher codes, to be included in
the request URL as query or path parameters. On successful exploitation, this
could lead to a High impact on confidentiality and integrity of the
application.
SAP Commerce Cloud, versions - 1808, 1811, 1905, 2005, 2011, allows an authenticated attacker to include invalidated data in the HTTP response Content Type header, due to improper input validation, and sent to a Web user. A successful exploitation of this vulnerability may lead to advanced attacks, including cross-site scripting and page hijacking.