CVE-2026-82009 in Campaign Classic
Summary
by MITRE • 09/22/2026
Adobe Campaign Classic (ACC) is affected by an Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability that could result in arbitrary code execution in the context of the current user. An attacker with high privileges could exploit this vulnerability to execute arbitrary SQL commands. Exploitation of this issue does not require user interaction. Scope is changed.
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Analysis
by VulDB Data Team • 09/22/2026
Adobe Campaign Classic contains a critical security flaw classified as an Improper Neutralization of Special Elements used in an SQL Command, commonly known as SQL Injection and mapped to CWE-89 within the Common Weakness Enumeration framework. This vulnerability arises from insufficient validation or sanitization of user-supplied input before it is incorporated into dynamic SQL queries executed by the application backend. The core technical failure lies in the application's inability to distinguish between executable code and data, allowing an attacker to inject malicious SQL syntax that alters the intended logic of database operations. Because this flaw exists within a component accessible with high privileges, the potential for exploitation is severe, as the injected commands are executed with the elevated permissions associated with the service account or user context running Adobe Campaign Classic.
The operational impact of exploiting this vulnerability extends beyond simple data exfiltration to include arbitrary code execution on the underlying system. By crafting specific SQL payloads that leverage database-specific features such as stacked queries or out-of-band mechanisms, an attacker can bypass standard application logic and execute operating system commands directly through the database engine. This capability effectively allows for complete compromise of the affected server environment. The scope of this vulnerability is significant because it does not require any interaction from a legitimate user to trigger; exploitation can be initiated remotely by an authenticated attacker with high-level access, making it a straightforward path to full system takeover without social engineering or complex setup procedures.
From a threat intelligence perspective, this vulnerability aligns with the MITRE ATT&CK technique T1059 Command and Scripting Interpreter, specifically through database command execution vectors such as those seen in techniques like SQL Injection leading to OS command injection (T1059.004). The lack of user interaction requirement places it firmly within remote exploitation scenarios where an attacker can automate the attack process rapidly across multiple targets. The high privilege level required for initial access means that while the barrier to entry is higher than in low-privilege vulnerabilities, once achieved, the lateral movement and persistence capabilities gained are substantial. Attackers could use this foothold to dump sensitive customer data stored within Adobe Campaign Classic, modify campaign configurations to disrupt business operations, or pivot further into the internal network using credentials harvested from the database.
Mitigation strategies must focus on both immediate remediation and long-term architectural improvements. The primary defense is applying the official security patches provided by Adobe as soon as they are available for the specific version of Campaign Classic in use. In environments where patching is delayed, input validation should be strictly enforced using parameterized queries or prepared statements to ensure that all user inputs are treated exclusively as data rather than executable code. Additionally, implementing strict least-privilege principles for database accounts used by the application can limit the damage if an injection occurs; ensuring the database service account does not have administrative rights on the operating system prevents arbitrary command execution even if SQL injection is successful. Network-level controls such as Web Application Firewalls may also help detect and block common SQL injection patterns, though they should be viewed as a supplementary control rather than a primary fix for this type of logic flaw.