All vulnerabilities
CVE-2026-76461

Cisco Secure Email Gateway SQL Injection Vulnerability

Cisco Secure Email GatewayNetwork & edge
Open in ThreatlineRecord JSON
CVSS
9.8Critical
ExploitationExploited in the wildAdded to KEV 14 Sep 2026CISA KEV
Exploit odds (EPSS)29.5%Chance of exploitation activity in the next 30 days, higher than 98% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed inNone listedNo source names a fixed version. Check the vendor advisory below
Federal deadline17 Sep 2026Remediation due date for US federal agenciesCISA KEV
CISA required actionApply 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. CISA KEV
Patching is not enoughCISA requires federal agencies to look for signs of compromise on affected systems, not only patch (forensic triage under BOD 26-04). Treat exposed systems as possibly compromised. CISA guidance

What fixes it

No source in this snapshot names a fixed version. The vendor advisories under References are the place to check.

Timeline

  1. 14 Sep 2026Added to CISA KEVCISA KEV
  2. 14 Sep 2026, 16:09 UTCPublishedCVE List

Description

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.

Text from CVE List

Affected versions 23

  • Cisco Secure Emailaffected: 14.0.0-698CVE List
  • Cisco Secure Emailaffected: 13.5.1-277CVE List
  • Cisco Secure Emailaffected: 13.0.0-392CVE List
  • Cisco Secure Emailaffected: 14.2.0-620CVE List
  • Cisco Secure Emailaffected: 13.0.5-007CVE List
  • Cisco Secure Emailaffected: 13.5.4-038CVE List
  • Cisco Secure Emailaffected: 14.2.1-020CVE List
  • Cisco Secure Emailaffected: 14.3.0-032CVE List
  • Cisco Secure Emailaffected: 15.0.0-104CVE List
  • Cisco Secure Emailaffected: 15.0.1-030CVE List
  • Cisco Secure Emailaffected: 15.5.0-048CVE List
  • Cisco Secure Emailaffected: 15.5.1-055CVE List
  • Cisco Secure Emailaffected: 15.5.2-018CVE List
  • Cisco Secure Emailaffected: 16.0.0-050CVE List
  • Cisco Secure Emailaffected: 15.0.3-002CVE List
  • Cisco Secure Emailaffected: 16.0.0-054CVE List
  • Cisco Secure Emailaffected: 15.5.3-022CVE List
  • Cisco Secure Emailaffected: 16.0.1-017CVE List
  • Cisco Secure Emailaffected: 15.5.4-012CVE List
  • Cisco Secure Emailaffected: 16.0.4-016CVE List
  • Cisco Secure Emailaffected: 15.0.5-016CVE List
  • Cisco Secure Emailaffected: 16.0.2-112CVE List
  • Cisco Secure Emailaffected: 16.0.3-044CVE List

References 3