CVE-2026-75650 in Commerce
Summary
by MITRE • 09/07/2026
Adobe Commerce is affected by an Improper Neutralization of Special Elements Used in a Template Engine vulnerability that could result in arbitrary code execution in the context of the current user. An attacker could exploit this vulnerability to execute arbitrary code. Exploitation of this issue does not require user interaction. Scope is changed.
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Analysis
by VulDB Data Team • 09/07/2026
The identified security flaw within Adobe Commerce represents a critical server-side template injection vulnerability, technically classified under CWE-94 as Improper Control of Generation of Code or Script, often referred to as Server-Side Request Forgery (SSRF) in broader contexts but specifically manifesting here through unsafe template evaluation. This category of weakness occurs when an application uses user-supplied input to construct a command or script that is then executed by the system without adequate validation or sanitization. In this specific instance, the vulnerability resides within the template engine component responsible for rendering dynamic content on the storefront and administrative interfaces. The core technical failure involves the lack of proper neutralization of special elements such as delimiters, escape characters, or control structures inherent to the templating language used by Adobe Commerce. When an attacker provides maliciously crafted input that is subsequently processed by this template engine, the system fails to distinguish between legitimate data and executable code instructions embedded within that data.
From a technical perspective, modern e-commerce platforms like Adobe Commerce rely heavily on server-side rendering to generate personalized user experiences, product listings, and checkout flows. These systems often utilize powerful templating engines that allow for complex logic execution during page generation. The vulnerability arises because the engine processes certain input sequences as executable commands rather than static text strings. An attacker can exploit this by injecting specific syntax patterns into any field or parameter that is reflected back through the template rendering process without sufficient escaping mechanisms in place. This allows the injection of arbitrary code snippets that are interpreted and executed by the server's runtime environment. The severity of this flaw is amplified by its ability to change scope, meaning an attacker who might initially have limited access could potentially escalate privileges or affect other parts of the system architecture through lateral movement facilitated by the initial execution context.
The operational impact of exploiting this vulnerability is severe, leading directly to arbitrary code execution in the context of the current user running the web server process. This typically means that if the web service runs with elevated privileges, such as root on Linux systems or SYSTEM on Windows environments, an attacker gains full control over the underlying operating system. Even if the service runs under a restricted account, the ability to execute arbitrary code allows for significant data exfiltration, modification of critical business logic, installation of persistent backdoors, and use of the compromised server as a pivot point for further attacks against internal network resources. The fact that exploitation does not require user interaction significantly lowers the barrier to entry for attackers, enabling automated scanning tools and worm-like propagation mechanisms to target vulnerable instances across the internet without needing social engineering tactics or specific trigger events from legitimate users.
This vulnerability aligns with several entries in the MITRE ATT&CK framework, particularly T1059 Command and Scripting Interpreter, which covers the execution of commands via scripting languages often used within template engines. It also relates to T1190 Exploit Public-Facing Application, as Adobe Commerce is a widely deployed public-facing platform frequently targeted by automated exploits. The lack of user interaction required for exploitation places this firmly in the realm of remote code execution (RCE) vulnerabilities that are highly prioritized by threat actors seeking quick and reliable access to enterprise environments.
Mitigation strategies must focus on immediate patching as well as architectural hardening. Adobe has released specific patches addressing this template injection flaw, which should be applied immediately to all affected instances. In addition to applying vendor-provided updates, organizations should implement strict input validation and output encoding practices across their development lifecycle. This includes ensuring that any data passed into templating engines is strictly validated against a whitelist of expected characters or formats where possible. Web Application Firewalls (WAFs) can be configured with rulesets specifically designed to detect template injection patterns, such as unusual sequences of brackets, dollar signs, or other delimiters commonly used in scripting languages like Smarty, Twig, or Velocity depending on the specific version and configuration of Adobe Commerce. Furthermore, adhering to the principle of least privilege is crucial; ensuring that the web server process runs with minimal necessary permissions can limit the damage caused by successful exploitation, although this should not be relied upon as a primary defense against RCE vulnerabilities given their high severity. Regular security assessments and penetration testing focused on injection flaws are recommended to identify similar weaknesses in custom modules or third-party extensions integrated into the platform.