Critical

Malicious Virtualizor Update Served via BGP Hijacking

SecurityWeek

September 2, 2026 at 11:31 AM

Actively Exploited

Overview

A recent cybersecurity incident involved a malicious update for Virtualizor, a server virtualization software, which was delivered through a BGP hijacking attack. Attackers used a valid TLS certificate for Softaculous’ domains to redirect users to counterfeit software update sites. This means that unsuspecting users who tried to update their software could have inadvertently downloaded malicious code. The incident raises significant concerns about the integrity of software updates and the potential for widespread exploitation of compromised systems. Companies relying on Virtualizor should review their security measures and monitor for any signs of compromise.

Key Takeaways

Active Exploitation: This vulnerability is being actively exploited by attackers. Immediate action is recommended.
Affected Systems: Virtualizor software, Softaculous domains
Action Required: Users should verify the authenticity of software updates and consider implementing additional security measures to monitor for BGP hijacking.
Timeline: Newly disclosed

Original Article Summary

Using a technically valid TLS certificate for Softaculous’ domains, a threat actor diverted traffic to fake software updates. The post Malicious Virtualizor Update Served via BGP Hijacking appeared first on SecurityWeek.

Impact

Virtualizor software, Softaculous domains

Exploitation Status

This vulnerability is confirmed to be actively exploited by attackers in real-world attacks. Organizations should prioritize patching or implementing workarounds immediately.

Timeline

Newly disclosed

Remediation

Users should verify the authenticity of software updates and consider implementing additional security measures to monitor for BGP hijacking.

Additional Information

This threat intelligence is aggregated from trusted cybersecurity sources. For the most up-to-date information, technical details, and official vendor guidance, please refer to the original article linked below.

Related Topics: This incident relates to Update, Malware.

Read Original Article

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