CVE-2026-0851
Published: 12 January 2026
Summary
CVE-2026-0851 is a medium-severity Injection (CWE-74) vulnerability in Fabian Online Music Site. Its CVSS base score is 6.9 (Medium).
Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 23.5th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
The strongest mitigations our analysis identified are NIST 800-53 SI-10 (Information Input Validation) and SI-2 (Flaw Remediation).
Deeper analysis
CVE-2026-0851 is a SQL injection vulnerability affecting code-projects Online Music Site 1.0. The issue resides in an unknown function within the file /Administrator/PHP/AdminAddUser.php, where the txtusername argument can be manipulated to inject malicious SQL code. This flaw is classified under CWE-74 (Improper Neutralization of Special Elements used in an SQL Command) and CWE-89 (SQL Injection), with a CVSS v3.1 base score of 7.3 (AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L), indicating high severity due to its network accessibility and lack of prerequisites.
The vulnerability enables remote exploitation by unauthenticated attackers with network access, requiring low complexity and no user interaction. Successful exploitation allows limited impacts on confidentiality, integrity, and availability, such as extracting sensitive data, modifying database contents, or disrupting service to a minor extent. A public exploit is available, increasing the likelihood of real-world abuse.
Advisories referenced in VulDB entries (ctiid.340446, id.340446, submit.733644) and a GitHub issue (tuo159515/sql-injection/issues/2) document the vulnerability, though specific patch details or mitigation steps are not detailed in the primary disclosure. Security practitioners should review these sources for vendor updates or workarounds, such as input validation or prepared statements in the affected PHP component.
The exploit's public availability heightens the risk for unpatched instances of this niche music site software, potentially drawing opportunistic attackers scanning for SQL injection flaws.
OWASP Top 10 for Web (2025)
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2026-1959
Vulnerability details
A vulnerability was identified in code-projects Online Music Site 1.0. The affected element is an unknown function of the file /Administrator/PHP/AdminAddUser.php. The manipulation of the argument txtusername leads to sql injection. Remote exploitation of the attack is possible. The exploit…
more
is publicly available and might be used.
- CWE(s)
Related Threats
MITRE ATT&CK Enterprise TechniquesAI
Why these techniques?
Direct remote SQL injection in a public-facing web application (PHP admin script) enables unauthenticated exploitation over the network, matching T1190 exactly; limited DB impacts do not map to additional techniques like credential dumping or command execution.
CVEs Like This One
Affected Assets
Mitigating Controls
Mitigating Controls (NIST 800-53 r5) AI
Requires validation of the txtusername input in AdminAddUser.php to reject or neutralize SQL metacharacters before they reach the database query.
Mandates prompt remediation of the publicly disclosed SQL injection flaw in the affected PHP component, eliminating the root cause.
Enforces that only authenticated and authorized subjects may reach AdminAddUser.php, blocking unauthenticated remote exploitation of the injection vector.