Cisco Secure Email Gateway SQL Injection Vulnerability
Summary
| CVE | CVE-2026-76461 |
|---|---|
| State | PUBLISHED |
| Assigner | cisco |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-09-14 17:17:51 UTC |
| Updated | 2026-09-14 17:17:51 UTC |
| 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. |
Risk And Classification
Primary CVSS: v3.1 9.8 CRITICAL from [email protected]
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Problem Types: CWE-89 | CWE-89 Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | [email protected] | Primary | 9.8 | CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| 3.1 | CNA | CVSSV3_1 | 9.8 | CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
CVSS v3.1 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
NoneUser Interaction
NoneScope
UnchangedConfidentiality
HighIntegrity
HighAvailability
HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Cisco | Cisco Secure Email | affected 14.0.0-698 | Not specified |
| CNA | Cisco | Cisco Secure Email | affected 13.5.1-277 | Not specified |
| CNA | Cisco | Cisco Secure Email | affected 13.0.0-392 | Not specified |
| CNA | Cisco | Cisco Secure Email | affected 14.2.0-620 | Not specified |
| CNA | Cisco | Cisco Secure Email | affected 13.0.5-007 | Not specified |
| CNA | Cisco | Cisco Secure Email | affected 13.5.4-038 | Not specified |
| CNA | Cisco | Cisco Secure Email | affected 14.2.1-020 | Not specified |
| CNA | Cisco | Cisco Secure Email | affected 14.3.0-032 | Not specified |
| CNA | Cisco | Cisco Secure Email | affected 15.0.0-104 | Not specified |
| CNA | Cisco | Cisco Secure Email | affected 15.0.1-030 | Not specified |
| CNA | Cisco | Cisco Secure Email | affected 15.5.0-048 | Not specified |
| CNA | Cisco | Cisco Secure Email | affected 15.5.1-055 | Not specified |
| CNA | Cisco | Cisco Secure Email | affected 15.5.2-018 | Not specified |
| CNA | Cisco | Cisco Secure Email | affected 16.0.0-050 | Not specified |
| CNA | Cisco | Cisco Secure Email | affected 15.0.3-002 | Not specified |
| CNA | Cisco | Cisco Secure Email | affected 16.0.0-054 | Not specified |
| CNA | Cisco | Cisco Secure Email | affected 15.5.3-022 | Not specified |
| CNA | Cisco | Cisco Secure Email | affected 16.0.1-017 | Not specified |
| CNA | Cisco | Cisco Secure Email | affected 15.5.4-012 | Not specified |
| CNA | Cisco | Cisco Secure Email | affected 16.0.4-016 | Not specified |
| CNA | Cisco | Cisco Secure Email | affected 15.0.5-016 | Not specified |
| CNA | Cisco | Cisco Secure Email | affected 16.0.2-112 | Not specified |
| CNA | Cisco | Cisco Secure Email | affected 16.0.3-044 | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-esa-in... | [email protected] | sec.cloudapps.cisco.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
Additional Advisory Data
Exploits
CNA: In September 2026, the Cisco PSIRT became aware of active exploitation of this vulnerability.
There are currently no legacy QID mappings associated with this CVE.