Protect Your Linux Server Against ReDoS Attacks The recent CVE-2026-0668 vulnerability in the VisualData extension for MediaWiki emphasizes the importance of robust server security. This vulnerability exploits inefficient regular expression processing, leading to potential Denial of Service (DoS) attacks. For system administrators and hosting providers, understanding and addressing such vulnerabilities is critical for maintaining server […]

Understanding CVE-2025-61492: A Serious Command Injection Vulnerability The recently disclosed CVE-2025-61492 highlights a critical command injection vulnerability found in the execute_command function of terminal-controller-mcp version 0.1.7. This flaw allows attackers to execute arbitrary commands by providing crafted input, thereby creating numerous risks for system administrators and hosting providers. Why This Vulnerability Matters Server security is […]

Protect Your Linux Server Against ReDoS Attacks The recent CVE-2026-0668 vulnerability in the VisualData extension for MediaWiki emphasizes the importance of robust server security. This vulnerability exploits inefficient regular expression processing, leading to potential Denial of Service (DoS) attacks. For system administrators and hosting providers, understanding and addressing such vulnerabilities is critical for maintaining server […]

Understanding CVE-2025-61492: A Serious Command Injection Vulnerability The recently disclosed CVE-2025-61492 highlights a critical command injection vulnerability found in the execute_command function of terminal-controller-mcp version 0.1.7. This flaw allows attackers to execute arbitrary commands by providing crafted input, thereby creating numerous risks for system administrators and hosting providers. Why This Vulnerability Matters Server security is […]

As always, you are encouraged to tell us what you think about BitNinja. Everything is welcome from bugs to development suggestions. That’s how version 1.4 was born, too. We’d like to extend a special thank you to all of the Ninjas who contributed to this version by contacting us tirelessly. Check out what’s new for […]

BitNinja’s active server counter is here again. We just reached the 294th Ninja-protected server worldwide. Now really, from Canada to Thailand, ninjas are everywhere. You guys are the best! We’d like to say thank you for this with a little gift: If you are the 300th installer in our list, you’ll get the BitNinja protection […]

BitNinja team is going to HostingCon Global in July. This is your opportunity to meet us as your potential business partner, in a fun and educational atmosphere. What is HostingCon? HostingCon is the premier industry conference and trade show for hosting and cloud providers. Join over 2000 of your hosting and cloud industry peers to discover […]

We are happy to announce BitNinja 1.0.0  The version counter turned from 0.31 to our first full release, because BitNinja 1.0.0 is now running stable on more than 100 production servers worldwide! That’s a great success for us and a big loss for the hackers. 😉  So what’s new in 1.0.0?  What is new in addition […]

There were 22.000 attendees, from more than 100 countries, with the biggest names in the tech world, more than 500 speakers, lack of wi-fi, 145.000 tweets in 72 hours, many business cards, a high interest in our server defense system and wonderful Irish hospitality. Here’s the wrap up of Web Summit 2014. Web Summit is […]

Hi there, Imagine where we will be free to meet soon: BitNinja’s going to the WebSummit, in Dublin! A few months ago we applied to the Alpha program of this event, dedicated to startups. After 2 weeks we got an email from the organizer that said: “There are so many applications for the program that we won’t […]

Did you hear about the Shellshock bug on bash Unix shell? There hasn’t been such a scandalous bug since Heartbleed that has caused such a big mess among server owners.A series of attacks on websites and servers using the serious Shellshock bug was spotted a few days ago. Millions of servers use software that is vulnerable […]

Understanding the Open Redirect Vulnerability in OpenCTI The world of cybersecurity is constantly evolving. Recently, a critical vulnerability emerged in the OpenCTI platform's SAML authentication flow. This vulnerability, known as CVE-2025-61782, allows unintended open redirects, putting systems at risk. Let's explore what this means for server administrators and hosting providers. What Happened? OpenCTI is a […]

Critical Server-Side Request Forgery Vulnerability Discovered in Knowage Cybersecurity continues to be a crucial topic for system administrators and hosting providers. Recently, a significant vulnerability was identified in Knowage, an open-source analytics and business intelligence suite. This blog will explore the implications of this vulnerability for server security and how administrators can take proactive measures […]

Protecting Your Infrastructure from CVE-2025-4677 Server vulnerabilities pose significant risks. The recent CVE-2025-4677 highlights the importance of robust security measures. This vulnerability affects the ABB WebPro SNMP Card PowerValue, particularly versions up to 1.1.8.K. Addressing this issue is critical for system administrators and hosting providers. Understanding CVE-2025-4677 This vulnerability arises from an insufficient session expiration […]