CVE-2026-76461
Cisco Secure Email Gateway SQL Injection Vulnerability
Severity
Critical 9.8
CVSS 3.1
Exploited
Yes — in CISA KEV
Added Sep 14, 2026
EPSS
0.020
80.0th percentile
Discovered by
Vendor
Vendor-published field
Published
Sep 14, 2026
Assigned by cisco
Description
A vulnerability in the email parsing of Cisco AsyncOS Software for Cisco Secure Email Gateway could allow an unauthenticated, remote attacker to execute arbitrary commands with root privileges on the underlying operating system. This vulnerability is due to insufficient validation in the email parsing logic. An attacker could exploit this vulnerability by sending a crafted email message that contains malicious SQL statements through an affected device. A successful exploit could allow the attacker to execute arbitrary SQL statements, leading to command execution with root privileges on the underlying operating system.
Weakness: CWE-89
Affected products
| Vendor | Product | Category | Matched by |
|---|---|---|---|
| Cisco | Cisco Secure Email Gateway | Email Security | cna-assigner |
Vendor-reported products (1)
- Cisco · Cisco Secure Email