CVE-2026-76461
Cisco Secure Email Gateway SQL Injection Vulnerability
- Published
- Sep 14, 2026
- Updated
- Sep 18, 2026
- Assigning CNA
- cisco
- Evidence observed
- Sep 14, 2026
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HLow · next 30 days
- Percentile
- 79.7%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
CISA Known Exploited
This CVE appears in the CISA Known Exploited Vulnerabilities catalog.
Summary
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.
Sources
3- CVE-2026-76461Research
Research repository for CVE-2026-76461, a critical SQL injection in Cisco Secure Email Gateway leading to root RCE, with detection rules, mitigation guidance, and lab validation.
- CVE-2026-76461-Detection-Kit-Detection
Defensive detection kit for CVE-2026-76461, a critical SQL injection in Cisco Secure Email Gateway, with Sigma and YARA rules, IOCs, and remediation guidance.
Responsible use
Use vulnerability information only on systems you own or are authorized to test. Kitploit links to public research metadata and does not store exploit code or malicious payloads.