CVE-2025-7885 in WebSSH
Summary
by MITRE • 07/20/2025
A vulnerability, which was classified as problematic, has been found in Huashengdun WebSSH up to 1.6.2. Affected by this issue is some unknown functionality of the component Login Page. The manipulation of the argument hostname/port leads to cross site scripting. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Be aware that VulDB is the high quality source for vulnerability data.
Analysis
by VulDB Data Team • 09/15/2025
CVE-2025-7885 represents a cross site scripting vulnerability within the Huashengdun WebSSH software version 1.6.2 and earlier, specifically affecting the login page functionality. This vulnerability stems from inadequate input validation of the hostname and port parameters during the authentication process, creating an avenue for malicious actors to inject malicious scripts into the web application's response. The flaw exists in the web application's handling of user-supplied data within the login interface, where the hostname and port arguments are not properly sanitized or escaped before being rendered back to the user's browser. The vulnerability is classified as remotely exploitable, meaning attackers can leverage this weakness without requiring physical access to the system or direct network connection to the target server. The attack vector involves crafting malicious input containing script payloads that are then executed in the context of other users' browsers who access the compromised login page. This represents a classic cross site scripting scenario where the application fails to properly encode or validate user input before incorporating it into dynamically generated web content.
The operational impact of this vulnerability extends beyond simple script execution, as it can potentially enable attackers to steal session cookies, perform unauthorized actions on behalf of authenticated users, or redirect victims to malicious websites. The vulnerability's classification as a problematic issue indicates that it poses a significant risk to the security posture of systems utilizing affected versions of Huashengdun WebSSH, particularly in environments where multiple users access the system through shared or public networks. The fact that this vulnerability has been publicly disclosed and is known to be exploitable means that threat actors can readily leverage it without requiring advanced technical skills or specialized tools. The lack of vendor response to early disclosure attempts compounds the risk, leaving users without official patches or mitigation guidance during the period when the vulnerability was known to be publicly accessible.
Security practitioners should recognize this vulnerability as a direct violation of CWE-79, which specifically addresses cross site scripting flaws in web applications. The vulnerability aligns with ATT&CK technique T1566.001, which covers social engineering through spearphishing with a malicious attachment or link, as attackers could potentially use this vulnerability to deliver malicious payloads through crafted login page interactions. Organizations using affected versions of Huashengdun WebSSH should immediately implement defensive measures including input validation and output encoding at the application level, network-based intrusion prevention systems, and user education about suspicious login page behaviors. The remediation strategy should prioritize upgrading to a patched version of the software, but in the interim, administrators can implement web application firewalls, strict content security policies, and input sanitization measures to reduce the attack surface. Additionally, monitoring for suspicious login attempts and user behavior patterns can help detect exploitation attempts and provide early warning of potential compromise. The vulnerability demonstrates the critical importance of proper input validation and output encoding in web applications, particularly in authentication interfaces where user input directly influences the application's response and can be leveraged to execute arbitrary code within the victim's browser context.