CVE-2026-76519

CVE

Threat entity extracted from intelligence sources

Frequency

occurrences

First Seen

October 14, 2026

Last Seen

October 14, 2026

API

Exploited in Wild

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Ransomware Use

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Public Exploits

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Attack Vector

—

Vulnerability Overview

Exploitation Activity

Exploitation Intelligence

Cisco Patches Actively Exploited Zero-Day in Secure Email Gateway80.0

Cisco has released a patch for CVE-2026-76519, a critical zero-day vulnerability in its Secure Email Gateway (SEG) that allows unauthenticated remote attackers to execute commands with root privileges. This flaw, stemming from improper handling of email attachments in the Advanced Malware Protection...

Public Exploits

Checking GitHub for proof-of-concept code…

Related Clusters (1)

Cisco Patches Actively Exploited Zero-Day in Secure Email Gateway

1h ago·1 sources

Related Entities

Zero-day Exploit CVE-2026-76461 CWE-22 - Path Traversal T1059 - Command and Scripting Interpreter Cisco AsyncOS Cisco Secure Email Gateway

CVE-2026-76519

Vulnerability Overview

Exploitation Activity

Exploitation Intelligence

Public Exploits

CVE Details

Related Clusters (1)

Cisco Patches Actively Exploited Zero-Day in Secure Email Gateway

Related Articles (1)

Cisco patches new Secure Email Gateway zero

Related Entities