Information Disclosure Vulnerability in Roundcube Webmail by Roundcube

CVE-2025-68460

What is CVE-2025-68460?

CVE-2025-68460 is a vulnerability found in the Roundcube Webmail application, which is an open-source web-based email client designed to provide a user-friendly interface for managing email accounts. Specifically, this vulnerability pertains to an information disclosure issue within the HTML style sanitizer feature of Roundcube. When exploited, this vulnerability could allow unauthorized parties to access sensitive information that should otherwise be protected, potentially leading to privacy breaches or data leakage. This is particularly problematic for organizations that rely on Roundcube for their email communications, as it could facilitate attacks against users and the confidentiality of their communications.

Potential impact of CVE-2025-68460

1. Unauthorized Information Exposure: The most immediate risk associated with this vulnerability is the potential for unauthorized access to personal and sensitive information. Attackers exploiting this flaw could retrieve data that could be used for identity theft, phishing attacks, or other forms of cybercrime.

2. Data Integrity Risks: As sensitive information may be disclosed, the integrity of the data being communicated or stored within the Roundcube system could be compromised. This could undermine trust in the system’s ability to safeguard important communications, and could lead to further exploitation or malicious use of disclosed data.

3. Reputational Damage: Organizations using Roundcube Webmail may face reputational damage should it become known that they are vulnerable to this type of information disclosure. Breaches involving sensitive user data can result in loss of client trust and potentially lead to legal consequences depending on the nature of the disclosed data.

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