CVE-2025-39484 is a critical SQL Injection vulnerability identified in the Waituk Entrada software, affecting all versions up to 5.7.7. The root cause is improper neutralization of special elements in SQL commands, allowing attackers to inject arbitrary SQL code. This vulnerability enables remote, unauthenticated attackers to execute crafted SQL queries against the backend database, potentially leading to unauthorized disclosure of sensitive data. The CVSS 3.1 base score of 9.3 reflects the vulnerability's high impact on confidentiality (complete data disclosure possible), no impact on integrity, and low impact on availability. The attack vector is network-based with low attack complexity, requiring no privileges or user interaction, and the scope is changed, indicating that the vulnerability affects resources beyond the initially vulnerable component. Although no known exploits are currently reported in the wild, the critical nature and ease of exploitation make it a significant threat. The vulnerability affects the Entrada product, which is used in various enterprise environments for data management and processing. The lack of available patches at the time of publication necessitates immediate mitigation steps to reduce risk. The vulnerability falls under CWE-89, a common and well-understood class of injection flaws, emphasizing the need for secure coding practices such as parameterized queries and input validation. Organizations should also monitor logs for anomalous SQL queries and consider deploying web application firewalls with SQL injection detection capabilities.

For European organizations, the impact of CVE-2025-39484 can be severe, especially for those relying on Waituk Entrada for critical data management. Successful exploitation can lead to unauthorized disclosure of sensitive information, including personal data protected under GDPR, potentially resulting in regulatory fines and reputational damage. The confidentiality breach can expose intellectual property, customer data, and internal business information. Although the vulnerability does not directly affect data integrity or availability, the loss of confidentiality alone can disrupt business operations and trust. Organizations in sectors such as finance, healthcare, government, and critical infrastructure are particularly at risk due to the sensitivity of their data and the strategic importance of their operations. The ease of exploitation without authentication increases the likelihood of attacks, including automated scanning and exploitation attempts by cybercriminals or state-sponsored actors. The changed scope means that exploitation could impact other connected systems, amplifying the potential damage. Given the lack of known exploits currently, proactive mitigation is crucial to prevent future incidents.

1. Apply official patches from Waituk as soon as they become available to address the vulnerability directly. 2. Until patches are released, deploy web application firewalls (WAFs) with robust SQL injection detection and prevention rules tailored to the Entrada application’s traffic patterns. 3. Conduct a thorough code review and refactor Entrada’s database interaction code to use parameterized queries or prepared statements, eliminating direct concatenation of user input into SQL commands. 4. Implement strict input validation and sanitization on all user-supplied data, enforcing whitelisting where possible. 5. Monitor database logs and application logs for unusual or suspicious SQL queries indicative of injection attempts. 6. Restrict database user permissions to the minimum necessary, limiting the potential impact of successful injection. 7. Segment networks to isolate critical systems running Entrada, reducing lateral movement opportunities. 8. Educate development and security teams on secure coding practices related to SQL injection prevention. 9. Conduct penetration testing focused on injection flaws to identify and remediate any residual vulnerabilities. 10. Maintain an incident response plan tailored to data breaches involving SQL injection to enable rapid containment and recovery.