CVE-2025-28055 in Music
Summary
by MITRE • 05/13/2025
upset-gal-web v7.1.0 /api/music/v1/cover.ts contains an arbitrary file read vulnerabilit
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Analysis
by VulDB Data Team • 05/26/2025
The vulnerability identified as CVE-2025-28055 affects the upset-gal-web application version 7.1.0, specifically within the /api/music/v1/cover.ts endpoint. This represents a critical security flaw that allows unauthorized users to read arbitrary files from the server filesystem. The issue stems from insufficient input validation and sanitization within the file handling mechanism, enabling attackers to manipulate file paths and access sensitive data that should remain protected. The vulnerability specifically targets the music cover image retrieval functionality, which suggests the application may be processing user-supplied parameters to determine which cover art files to serve. This type of vulnerability typically occurs when applications directly use user input to construct file paths without proper authorization checks or path traversal protections, creating an avenue for attackers to bypass normal access controls.
The technical exploitation of this vulnerability follows a classic path traversal pattern where an attacker can manipulate the input parameters to navigate beyond the intended directory structure. The CWE-22 weakness classification applies here, as the vulnerability represents a path traversal attack that allows access to files outside the designated directory. Attackers can leverage this flaw by crafting malicious requests that include directory traversal sequences such as ../ or ..\ to access system files, configuration files, or other sensitive resources that should not be accessible through the exposed API endpoint. The impact extends beyond simple data theft to potentially include system compromise, as attackers may gain access to sensitive configuration data, database credentials, or application source code that could be used for further exploitation.
Operationally, this vulnerability presents significant risks to organizations deploying the upset-gal-web application, particularly in environments where the application handles sensitive user data or operates in regulated industries. The arbitrary file read capability allows attackers to potentially access personal information, intellectual property, or proprietary data stored on the server. The ATT&CK framework categorizes this vulnerability under T1566.001 - Phishing with Malicious Attachment, as attackers could use this weakness to gain access to sensitive files that might contain user credentials or other exploitable information. Organizations may face compliance violations and regulatory penalties if sensitive data is accessed through this vulnerability, especially in sectors governed by data protection regulations such as gdpr, hipaa, or pci dss standards. The vulnerability's impact is amplified when considering that the affected endpoint is part of a music-related web service, which may contain user-generated content or metadata that could include personally identifiable information.
Mitigation strategies for CVE-2025-28055 should include immediate implementation of proper input validation and sanitization measures within the affected endpoint. The application should enforce strict path validation that prevents directory traversal sequences from being processed, utilizing whitelisting approaches or secure file access mechanisms that ensure only authorized files can be retrieved. Organizations should also implement proper access controls and authentication checks to ensure that only authorized users can access the music cover retrieval functionality. The fix should involve implementing proper parameter validation that rejects any input containing path traversal sequences or unauthorized directory references. Additionally, the application should employ secure coding practices that prevent direct user input from being used in file system operations, instead using predefined safe lookup mechanisms or secure file access libraries that properly validate and sanitize all file paths. Regular security testing and code reviews should be conducted to identify similar vulnerabilities within the application's codebase, particularly in areas where file system operations are performed. The remediation process should also include updating the upset-gal-web application to a patched version that addresses this specific vulnerability and implementing network-level controls to monitor for suspicious file access patterns that may indicate exploitation attempts.