CVE Tools

Cisco Secure Email

28 CVEs tracked. 2 of them are in CISA KEV.

This hub aggregates every CVE we track for Cisco Secure Email, a product in the networking infrastructure space. Use it to gauge the current risk picture and drill into individual advisories.

Cisco Secure Email CVEs per month

Oct 2024 to Sep 2026. Point at a month, or focus the strip and use the arrow keys.
Cisco Secure Email CVEs per month
MonthCVEs
2024-100
2024-112
2024-120
2025-010
2025-025
2025-030
2025-040
2025-050
2025-060
2025-070
2025-080
2025-090
2025-100
2025-110
2025-121
2026-010
2026-020
2026-030
2026-040
2026-050
2026-060
2026-070
2026-080
2026-097

Severity

How the 28 CVEs score on CVSS. Severity is not exploitation: KEV is counted above.

  • Critical621%
  • High27%
  • Medium1968%
  • Low14%

Latest CVEs

The 15 most recently published vulnerabilities affecting Cisco Secure Email.

  1. CVE-2026-76442Cisco Secure Email Gateway Security Hardening Release7.5
  2. CVE-2026-76461Cisco Secure Email Gateway SQL Injection Vulnerability9.8
  3. CVE-2026-76443Cisco Secure Email Gateway Security Hardening Release9.8
  4. CVE-2026-76440Cisco Secure Email Gateway Security Hardening Release9.8
  5. CVE-2026-20353Cisco Secure Email Gateway Security Hardening Release9.8
  6. CVE-2026-20355Cisco Secure Email S/MIME Ciphertext Decryption Vulnerabilty5.9
  7. CVE-2026-20354Cisco Secure Email S/MIME Ciphertext Decryption Vulnerabilty5.9
  8. CVE-2025-20393Cisco Secure Email Gateway and Cisco Secure Email and Web Manager Remote Command Execution Vulnerability10.0
  9. CVE-2025-20153Cisco ESA mail Bypass5.8
  10. CVE-2025-20207Cisco Secure Email Gateway, Cisco Secure Email and Web Appliance and Cisco Secure Web Appliance SNMP Polling Information Disclosure Vulnerability4.3
  11. CVE-2025-20185Cisco Secure Email and Web Manager, Secure Email Gateway, and Secure Web Appliance Privilege Escalation Vulnerability3.4
  12. CVE-2025-20184Cisco Secure Email and Web Manager and Secure Web Appliance Command Injection Vulnerability6.5
  13. CVE-2025-20180Cisco Secure Email and Web Manager and Secure Email Gateway Cross-Site Scripting Vulnerability4.8
  14. CVE-2020-3548Cisco Email Security Appliance Denial Of Service Vulnerability5.3
  15. CVE-2024-20504Cisco Secure Email and Web Manager, Secure Email Gateway, and Secure Web Appliance Stored Cross-Site Scripting Vulnerabilities5.4

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