CVE-2026-76461Cisco Secure Email Gateway SQL Injection Vulnerability
- Product
- Cisco Secure Email Gateway
- Added to CISA KEV
- September 14, 2026
- Deadline for US federal agencies
- September 17, 2026
- Known ransomware use
- Not known
- EPSS, next 30 days
- 30%, higher than 98% of scored CVEs (Oct 25, 2026)
- Weakness
- CWE-89 SQL Injection
What CISA says
Cisco AsyncOS software for Cisco Secure Email Gateway (SEG) contains a SQL injection vulnerability that could allow an unauthenticated, remote attacker to execute arbitrary commands with root privileges on the underlying operating system.
What CISA asks you to do
Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
Sources
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Data from CISA's Known Exploited Vulnerabilities catalog (public domain) and FIRST EPSS, refreshed hourly. Rheono did not find or test this vulnerability; this page summarizes public sources.