CVE-2026-48358
Summary
by MITRE • 07/14/2026
Adobe Commerce is affected by an Improper Encoding or Escaping of Output vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue does not require user interaction. Scope is changed.
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Analysis
by VulDB Data Team • 07/14/2026
This vulnerability resides within Adobe Commerce platforms and represents a critical improper encoding or escaping of output flaw that can lead to arbitrary code execution when exploited. The technical nature of this weakness stems from inadequate sanitization of user-supplied data before it is rendered in application outputs, creating potential injection vectors for malicious code execution. According to CWE-79, this corresponds to Cross-Site Scripting (XSS) vulnerabilities where improper output encoding allows attackers to inject malicious scripts into web applications. The vulnerability operates at the boundary between user input and application output processing, where encoded data fails to properly escape special characters that could be interpreted by browsers or application parsers as executable instructions.
The operational impact of this vulnerability is severe as it enables remote code execution without requiring any user interaction or authentication. This means an attacker can exploit the flaw from anywhere on the network simply by crafting malicious input that bypasses existing security controls. The lack of user interaction requirement significantly increases the attack surface and potential for automated exploitation, making it particularly dangerous in environments where Adobe Commerce systems are exposed to untrusted networks or public internet access. When successful, the vulnerability allows attackers to execute arbitrary commands on affected systems with the privileges of the web application user, potentially leading to complete system compromise and data exfiltration.
The security implications extend beyond immediate code execution as this weakness can serve as a stepping stone for more sophisticated attacks within network environments. Attackers may leverage initial access to establish persistent backdoors, escalate privileges through lateral movement, or use the compromised system as a launchpad for targeting other connected systems. This vulnerability aligns with ATT&CK technique T1059 which describes executing commands through various interfaces including web shells and command injection attacks. Organizations should prioritize immediate remediation through official Adobe security patches while implementing additional monitoring and network segmentation measures to limit potential lateral movement.
Mitigation strategies include applying the latest security patches from Adobe Commerce, implementing robust input validation and output encoding mechanisms throughout the application stack, and deploying web application firewalls that can detect and block malicious injection attempts. Regular security assessments should focus on identifying similar encoding vulnerabilities across all application components, particularly those handling user-generated content or external data inputs. Network-level controls such as intrusion detection systems and proper access controls should be implemented to reduce the effectiveness of potential exploitation attempts. Organizations should also maintain detailed logging and monitoring capabilities to detect suspicious activities that may indicate attempted exploitation of this type of vulnerability.