CVE-2007-2061 in MailBee WebMail
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in check_login.asp in AfterLogic MailBee WebMail Pro 3.4 allows remote attackers to inject arbitrary web script or HTML via the username parameter.
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Analysis
by VulDB Data Team • 10/12/2025
The vulnerability identified as CVE-2007-2061 represents a classic cross-site scripting flaw within the AfterLogic MailBee WebMail Pro 3.4 web application. This issue specifically affects the check_login.asp component where user input validation is insufficient, creating an avenue for malicious actors to execute arbitrary code within the context of other users' browsers. The vulnerability resides in how the application processes the username parameter, failing to properly sanitize or escape user-supplied data before incorporating it into dynamic web responses.
This XSS vulnerability operates under CWE-79 which categorizes improper neutralization of input during web page generation as a fundamental weakness in web application security. The flaw enables attackers to inject malicious scripts that can execute in the victim's browser when they access the affected page, potentially leading to session hijacking, credential theft, or redirection to malicious sites. The attack vector is particularly concerning as it targets the login page where users naturally enter their credentials, making it an ideal location for credential harvesting attacks.
The operational impact of this vulnerability extends beyond simple script injection, as it can be leveraged to create persistent attacks against authenticated users within the webmail environment. An attacker could craft malicious username inputs that, when processed by the vulnerable check_login.asp script, would execute in the browser context of legitimate users who subsequently access the login page or other affected areas of the application. This represents a significant threat to webmail security since the login page serves as the primary entry point for user sessions and sensitive email communications.
From an attack perspective, this vulnerability aligns with ATT&CK technique T1531 which focuses on credential access through web application attacks. The flaw enables attackers to establish persistent access to user sessions and potentially escalate privileges within the webmail environment. The vulnerability's exploitation requires minimal technical expertise, making it particularly dangerous as it can be easily automated and deployed at scale against vulnerable installations. Organizations running this version of MailBee WebMail Pro face significant risk of unauthorized access and data compromise.
Mitigation strategies for this vulnerability should include immediate implementation of input validation and output encoding mechanisms within the check_login.asp component. The application should properly sanitize all user inputs, particularly the username parameter, by implementing strict validation rules and escaping special characters that could be interpreted as HTML or script tags. Additionally, organizations should deploy web application firewalls to detect and block malicious payloads attempting to exploit this vulnerability. The most effective long-term solution involves upgrading to a patched version of AfterLogic MailBee WebMail Pro that addresses this specific XSS vulnerability, as the original version contains multiple security weaknesses that compound the risk of exploitation.