Cisco Email Security Appliance (ESA) — Vulnerabilities & Security Advisories 31

This page aggregates security vulnerabilities for the Cisco Email Security Appliance (ESA), a network security device primarily affected by memory corruption and remote code execution weaknesses. It collects documented flaws reported against this specific appliance, covering the historical period from its initial release through the most recent public advisories. Readers can use this resource to track the vendor's security advisories, understand the recurring weakness classes that impact email gateway hardware, and review the complete vulnerability history for this product line. The data is organized to support security audits, patch management, and risk assessment for organizations deploying Cisco ESA appliances in their infrastructure.