CVE-2010-1074 in Currency
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in the Currency Exchange module before 6.x-1.2 for Drupal allows remote attackers to inject arbitrary web script or HTML via unspecified vectors, related to watchdog logging.
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Analysis
by VulDB Data Team • 05/03/2026
The CVE-2010-1074 vulnerability represents a cross-site scripting flaw within the Currency Exchange module for Drupal platforms prior to version 6.x-1.2. This security weakness resides in the module's handling of watchdog logging functionality, which serves as Drupal's primary logging system for tracking system events and user activities. The vulnerability manifests when the module processes and displays log entries without proper input sanitization, creating an avenue for malicious actors to execute arbitrary web scripts or HTML code within the context of other users' browsers. The issue stems from insufficient validation and sanitization of user-supplied data that flows through the watchdog logging mechanism, which is a core component of Drupal's security architecture and typically used for monitoring system integrity.
The technical exploitation of this vulnerability occurs through manipulation of the Currency Exchange module's logging processes, where attacker-controlled data can be injected into log entries and subsequently rendered in web interfaces without appropriate HTML escaping or script sanitization. This allows remote attackers to craft malicious payloads that execute in the browsers of unsuspecting users who view the affected log entries. The vulnerability specifically targets the module's interaction with Drupal's watchdog system, which aggregates and displays various system messages, error reports, and user activities. The unspecified vectors suggest that the flaw could be triggered through multiple pathways within the module's logging implementation, potentially including currency conversion operations, transaction records, or configuration settings that generate log entries. This type of vulnerability falls under CWE-79, which specifically addresses Cross-Site Scripting flaws in software applications.
The operational impact of CVE-2010-1074 extends beyond simple script injection, as it enables attackers to potentially hijack user sessions, steal sensitive information, or redirect users to malicious websites. When users with administrative privileges view the affected log entries, the vulnerability could provide a foothold for privilege escalation attacks or allow attackers to execute more sophisticated malicious code within the targeted Drupal environment. The vulnerability's persistence in the watchdog logging system means that malicious payloads could remain active for extended periods, continuously affecting users who access the affected administrative interfaces. Organizations running vulnerable Drupal installations face significant risks including data theft, service disruption, and potential compromise of entire web applications, particularly when the Currency Exchange module is used in conjunction with other modules that generate user-controllable log entries. This vulnerability aligns with ATT&CK technique T1059.007, which covers scripting languages and command execution through web interfaces, and represents a classic example of how module-specific security flaws can undermine the overall security posture of content management systems.
Mitigation strategies for CVE-2010-1074 require immediate patching of the Currency Exchange module to version 6.x-1.2 or later, which contains the necessary input sanitization and output escaping mechanisms to prevent XSS injection. System administrators should implement comprehensive input validation for all user-supplied data within the Drupal environment, particularly focusing on the watchdog logging functionality and any modules that interact with system logging. Additional protective measures include implementing Content Security Policy headers to limit script execution, regular monitoring of log files for suspicious entries, and conducting thorough security audits of third-party modules. Organizations should also consider implementing web application firewalls to detect and block suspicious script injection attempts, while maintaining updated security configurations that enforce proper HTML escaping in all user-facing interfaces. The vulnerability demonstrates the critical importance of validating and sanitizing all inputs within CMS environments, as the watchdog logging system serves as a crucial security monitoring component that should never become a vector for malicious code execution. Regular security updates and module compatibility checks remain essential practices for maintaining Drupal system integrity and preventing similar vulnerabilities from compromising production environments.