CVE-2026-26245 in Video Station
Summary
by MITRE • 10/15/2026
A SQL injection vulnerability has been reported to affect Video Station. If a remote attacker gains a user account, they can then exploit the vulnerability to execute unauthorized code or commands.
We have already fixed the vulnerability in the following version: Video Station 5.8.8 and later
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Analysis
by VulDB Data Team • 10/15/2026
The identified security flaw resides within Synology's Video Station application, specifically manifesting as a SQL injection vulnerability that allows for significant privilege escalation when combined with initial access. This type of defect typically arises from improper validation or sanitization of user-supplied input before it is incorporated into database queries. In the context of web applications like Video Station, this often occurs in features handling media metadata, search functions, or administrative settings where data is passed to a backend SQL engine without adequate encoding. The presence of such a vulnerability indicates that the application fails to distinguish between executable code and data input, allowing an attacker to manipulate the structure of database commands.
The operational impact of this vulnerability is severe due to its interaction with authentication mechanisms. While many SQL injection flaws are exploitable by unauthenticated remote attackers through public-facing endpoints, this specific instance requires a pre-existing user account on the Video Station service. This constraint suggests that the vulnerable code paths are likely restricted to authenticated sessions, such as personal library management or profile settings. However, once an attacker has obtained valid credentials—whether through phishing, credential stuffing, or other means—they can leverage the SQL injection to bypass intended access controls. The primary risk is not merely data exfiltration but rather unauthorized command execution on the underlying system hosting the application.
From a technical perspective, this vulnerability aligns with CWE-89, which covers Improper Neutralization of Special Elements used in an SQL Command. By injecting malicious SQL statements, an attacker can potentially read sensitive information from other tables within the database, modify existing records to escalate privileges or alter media configurations, and even execute operating system commands if the underlying database engine permits it via specific functions like xp_cmdshell in Microsoft SQL Server or similar capabilities in MySQL/MariaDB environments. This capability transforms a standard web application flaw into a critical remote code execution vector, effectively compromising the integrity of the entire NAS environment hosting Video Station.
The threat landscape associated with this vulnerability is further contextualized by MITRE ATT&CK techniques related to lateral movement and data exfiltration. An attacker exploiting this flaw could use the database as a pivot point to access other services running on the same host, such as SMB shares or administrative interfaces for DSM (DiskStation Manager). The ability to execute arbitrary commands means that an adversary can install persistent backdoors, harvest credentials stored in configuration files, or encrypt data for ransomware deployment. This elevates the risk from a simple application bug to a systemic infrastructure compromise, particularly in environments where Video Station is integrated with other critical storage services.
To mitigate this risk, immediate action must be taken by all administrators running Synology NAS devices with Video Station installed. The vendor has released patches addressing these issues starting with version 5.8.8 and later releases. Administrators should verify their current software version through the DSM update center or package manager and apply the latest available updates for Video Station without delay. In addition to patching, organizations should enforce strict access controls on the Video Station service, ensuring that only trusted users have accounts enabled. Implementing multi-factor authentication where supported can further reduce the likelihood of initial credential compromise, thereby mitigating the prerequisite condition required to exploit this specific SQL injection flaw. Regular security audits and monitoring for anomalous database query patterns can also help in detecting potential exploitation attempts before significant damage occurs.