A Stored Cross-Site Scripting (XSS) vulnerability in the Account Plans tab of System Settings in Virtualmin 7.7 allows remote attackers to inject arbitrary web script or HTML via the Plan name field while editing Account plan details.

An issue was discovered in Virtualmin 7.7. A Stored Cross-Site Scripting (XSS) vulnerability was discovered in the Account Plans tab of System Settings via the Plan Name field. Whenever the module is accessed, the XSS payload is executed.