Fortinet has issued critical security updates to patch a severe SQL injection vulnerability in FortiClientEMS, identified as CVE-2026-21643 with a CVSS score of 9.1. This flaw, stemming from improper neutralization of SQL commands, allows unauthenticated attackers to execute arbitrary code on affected systems, posing a high risk of unauthorized access and potential data breaches.

The vulnerability highlights the importance of timely patching and robust input validation in cybersecurity defenses. Organizations using FortiClientEMS are urged to apply the updates immediately to mitigate exploitation risks and protect sensitive information from malicious actors.

Key Takeaways

  • Fortinet patched a critical SQL injection flaw in FortiClientEMS
  • Vulnerability CVE-2026-21643 has a CVSS score of 9.1, indicating high severity
  • Flaw enables unauthenticated code execution, risking system compromise
  • Updates are available to address the issue and prevent exploitation

CVEs Mentioned

CVE-2026-21643

Source: The Hacker News