VISAM — Vulnerabilities & Security Advisories 15

VISAM is a payment processing system handling financial transactions for merchants. Historically, it has been vulnerable to remote code execution, cross-site scripting, and privilege escalation flaws, with 15 CVEs documented. Common weaknesses include insecure authentication mechanisms and insufficient input validation. Notable security characteristics include its integration with sensitive financial data, making it a high-value target. While no major public breaches have been widely reported, the consistent discovery of vulnerabilities across multiple versions indicates potential systemic security gaps in its architecture.