CVE-2026-76443: Cisco Secure Email Gateway Security Hardening Release
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Email Gateway and Cisco Secure Email and Web Manager engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-76443 are related to issues with improper neutralization that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-707.
Affected Software
Event History
Frequently Asked Questions
What level of access does an attacker need to exploit these vulnerabilities?
The CVSS vector indicates network-based exploitation with low attack complexity. It does not require privileges or user interaction.
What is the potential impact of successful exploitation?
The CVSS assessment indicates high impact to confidentiality, integrity, and availability. The listed scope is unchanged.
Which systems should be included in triage?
Triage deployments of Cisco Secure Email Gateway and Cisco Secure Email and Web Manager. The provided information does not identify affected software versions or configurations.