Added definitions of CVE and CWE acronyms

doc/user/application_security/security_dashboard/index.md

@@ -183,8 +183,8 @@ The fields in the export include:
 - Details
 - Additional Info
 - Severity
-- [CVE](https://cve.mitre.org/)
-- [CWE](https://cwe.mitre.org/)
+- [CVE](https://cve.mitre.org/) (Common Vulnerabilities and Exposures)
+- [CWE](https://cwe.mitre.org/) (Common Weakness Enumeration)
 - Other Identifiers
 
 ![Export vulnerabilities](img/instance_security_dashboard_export_csv_v13_4.png)