Email Security Appliance
53 CVEs tracked. None of them is in CISA KEV.
This hub aggregates every CVE we track for Email Security Appliance, a product in the networking infrastructure space. Use it to gauge the current risk picture and drill into individual advisories.
Email Security Appliance CVEs per month
| Month | CVEs |
|---|---|
| 2024-10 | 0 |
| 2024-11 | 1 |
| 2024-12 | 0 |
| 2025-01 | 0 |
| 2025-02 | 0 |
| 2025-03 | 0 |
| 2025-04 | 0 |
| 2025-05 | 0 |
| 2025-06 | 0 |
| 2025-07 | 0 |
| 2025-08 | 0 |
| 2025-09 | 0 |
| 2025-10 | 0 |
| 2025-11 | 0 |
| 2025-12 | 0 |
| 2026-01 | 0 |
| 2026-02 | 0 |
| 2026-03 | 0 |
| 2026-04 | 0 |
| 2026-05 | 0 |
| 2026-06 | 0 |
| 2026-07 | 0 |
| 2026-08 | 0 |
| 2026-09 | 0 |
Severity
How the 53 CVEs score on CVSS. Severity is not exploitation: KEV is counted above.
- Critical3
- High17
- Medium33
Latest CVEs
The 15 most recently published vulnerabilities affecting Email Security Appliance.
- CVE-2020-3548Cisco Email Security Appliance Denial Of Service Vulnerability5.3
- CVE-2023-20075Vulnerability in the CLI of Cisco Secure Email Gateway could allow an authenticated, remote attacker to execute arbitrary commands. These vulnerability is due to improper input validation in the...6.0
- CVE-2023-20009A vulnerability in the Web UI and administrative CLI of the Cisco Secure Email Gateway (ESA) and Cisco Secure Email and Web Manager (SMA) could allow an authenticated remote attacker and or authent...6.5
- CVE-2022-20960A vulnerability in Cisco AsyncOS Software for Cisco Email Security Appliance (ESA) could allow an unauthenticated remote attacker to cause a denial of service (DoS) condition on an affected device....7.5
- CVE-2022-20798Cisco Email Security Appliance and Cisco Secure Email and Web Manager External Authentication Bypass Vulnerability9.8
- CVE-2022-20664Cisco Email Security Appliance and Cisco Secure Email and Web Manager Information Disclosure Vulnerability7.7
- CVE-2021-1566Cisco Email Security Appliance and Cisco Web Security Appliance Certificate Validation Vulnerability7.4
- CVE-2021-1516Cisco Content Security Management Appliance, Email Security Appliance, and Web Security Appliance Information Disclosure Vulnerability4.3
- CVE-2021-1129Cisco Email Security Appliance, Cisco Content Security Management Appliance, and Cisco Web Security Appliance Information Disclosure Vulnerability5.3
- CVE-2019-1947Cisco Email Security Appliance Denial of Service Vulnerability8.6
- CVE-2019-1983Cisco Email Security Appliance and Cisco Content Security Management Appliance Denial of Service Vulnerability5.3
- CVE-2020-3133Cisco Email Security Appliance Content Filter Bypass Vulnerability7.5
- CVE-2020-3137Cisco Email Security Appliance Cross-Site Scripting Vulnerability6.1
- CVE-2020-3447Cisco Email Security Appliance and Cisco Content Security Management Appliance Information Disclosure Vulnerability5.5
- CVE-2020-3370Cisco Content Security Management Appliance Filter Bypass Vulnerability5.8
Product grouping is registry-driven, with AI assist and human review. How it works