CVE-2024-20383 MEDIUM

CVE-2024-20383: Cisco Secure Email and Web Manager Stored Cross-Site Scripting Vulnerability

Vendor Cisco
Product Cisco Secure Email and Web Manager
Weakness CWE-79 · XSS
Published May 15, 2024
Last update August 8, 2025

CVSS base score

4.8/10
Attack vector Network
Attack complexity Low
Privileges required High
User interaction Required
Confidentiality Low
Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

What the vulnerability does

01Description

A vulnerability in the web-based management interface of Cisco AsyncOS Software for Cisco Secure Email and Web Manager could allow an authenticated, remote attacker to conduct an XSS attack against a user of the interface. This vulnerability is due to insufficient validation of user input. An attacker could exploit this vulnerability by persuading a user of an affected interface to click a crafted link. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected interface or access sensitive, browser-based information.

Key dates

02Disclosure timeline

May 15, 2024 CVE published
August 8, 2025 Record updated