Cisco Secure Email Gateway

Pierluigi Paganini September 15, 2026
U.S. CISA adds Cisco Secure Email Gateway flaw to its Known Exploited Vulnerabilities catalog

U.S. Cybersecurity and Infrastructure Security Agency (CISA) adds Cisco Secure Email Gateway flaw to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added a Cisco Secure Email Gateway flaw, tracked as CVE-2026-76461 (CVSS score of 9,8), to its Known Exploited Vulnerabilities (KEV) catalog. Cisco disclosed a critical zero-day CVE-2026-76461 this week; […]

Pierluigi Paganini September 15, 2026
Cisco Warns of Ongoing Exploitation of Critical Email Gateway Zero-Day

Cisco warns of a critical zero-day in Secure Email Gateway, exploited in the wild to gain root access through malicious emails. Cisco disclosed a critical zero-day, tracked as CVE-2026-76461 (CVSS score of 9.8), affecting Secure Email Gateway appliances. The flaw can be exploited remotely without authentication. Attackers can send specially crafted emails containing malicious SQL […]

Pierluigi Paganini November 22, 2022
Researcher warns that Cisco Secure Email Gateways can easily be circumvented

A researcher revealed how to bypass some of the filters in Cisco Secure Email Gateway appliance and deliver malware using specially crafted emails. An anonymous researcher publicly disclosed a series of techniques to bypass some of the filters in Cisco Secure Email Gateway appliance and deliver malware using specially crafted emails. The researcher pointed out […]