This page lists publicly disclosed CVE vulnerabilities affecting cisco secure_email_gateway (linked via NVD CPE). Each row includes severity scores, summaries, and publication dates to help identify and analyze security issues.
| CVE | Summary | Source | Max CVSS | EPSS % | Published | Updated |
|---|---|---|---|---|---|---|
| CVE-2025-20153 | A vulnerability in the email filtering mechanism of Cisco Secure Email Gateway could allow an unauthenticated, remote attacker to bypass the configured rules and allow emails that should have been denied to flow through an affected device. This vulnerability is due to improper handling of email that passes through an affected device. An attacker could exploit this vulnerability by sending a crafted email through the affected device. A successful exploit could allow the attacker to bypa | [email protected] | 5.8 | 0.13% | 2025-02-19 | 2025-07-31 |
| CVE-2024-20401 | A vulnerability in the content scanning and message filtering features of Cisco Secure Email Gateway could allow an unauthenticated, remote attacker to overwrite arbitrary files on the underlying operating system. This vulnerability is due to improper handling of email attachments when file analysis and content filters are enabled. An attacker could exploit this vulnerability by sending an email that contains a crafted attachment through an affected device. A successful exploit could allow th | [email protected] | 9.8 | 7.66% | 2024-07-17 | 2025-07-31 |
| CVE-2023-20120 | Multiple vulnerabilities in the web-based management interface of Cisco AsyncOS Software for Cisco Secure Email and Web Manager; Cisco Secure Email Gateway, formerly Cisco Email Security Appliance (ESA); and Cisco Secure Web Appliance, formerly Cisco Web Security Appliance (WSA), could allow a remote attacker to conduct a cross-site scripting (XSS) attack against a user of the interface. For more information about these vulnerabilities, see the Details section of this advisory. | [email protected] | 5.4 | 0.15% | 2023-06-28 | 2024-11-21 |
| CVE-2023-20119 | A vulnerability in the web-based management interface of Cisco AsyncOS Software for Cisco Secure Email and Web Manager, formerly known as Content Security Management Appliance (SMA) could allow an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack against a user of the interface. This vulnerability is due to insufficient user input validation. An attacker could exploit this vulnerability by persuading a user of an affected interface to click a crafted link. A succ | [email protected] | 6.1 | 0.06% | 2023-06-28 | 2024-11-21 |
| CVE-2023-20028 | Multiple vulnerabilities in the web-based management interface of Cisco AsyncOS Software for Cisco Secure Email and Web Manager; Cisco Secure Email Gateway, formerly Cisco Email Security Appliance (ESA); and Cisco Secure Web Appliance, formerly Cisco Web Security Appliance (WSA), could allow a remote attacker to conduct a cross-site scripting (XSS) attack against a user of the interface. For more information about these vulnerabilities, see the Details section of this advisory. | [email protected] | 5.4 | 0.15% | 2023-06-28 | 2024-11-21 |