Understanding CVE-2026-5538 and Its Impact on Server Security A recently discovered vulnerability, CVE-2026-5538, has been identified in QingdaoU OnlineJudge software, affecting versions up to 1.6.1. This vulnerability allows for server-side request forgery, which can be exploited remotely. System administrators and hosting providers must be vigilant to protect their infrastructures against this type of attack. Details […]
Introduction In the realm of cybersecurity, vulnerabilities pose significant risks to system administrators and hosting providers. Recently, a high-severity vulnerability, CVE-2026-5536, was identified in the FedML-AI framework. This weakness can be exploited to perform deserialization attacks remotely, potentially compromising Linux servers. Understanding CVE-2026-5536 CVE-2026-5536 impacts versions of FedML-AI up to 0.8.9. The vulnerability resides within […]
Understanding CVE-2026-5538 and Its Impact on Server Security A recently discovered vulnerability, CVE-2026-5538, has been identified in QingdaoU OnlineJudge software, affecting versions up to 1.6.1. This vulnerability allows for server-side request forgery, which can be exploited remotely. System administrators and hosting providers must be vigilant to protect their infrastructures against this type of attack. Details […]
Introduction In the realm of cybersecurity, vulnerabilities pose significant risks to system administrators and hosting providers. Recently, a high-severity vulnerability, CVE-2026-5536, was identified in the FedML-AI framework. This weakness can be exploited to perform deserialization attacks remotely, potentially compromising Linux servers. Understanding CVE-2026-5536 CVE-2026-5536 impacts versions of FedML-AI up to 0.8.9. The vulnerability resides within […]
Our team at BitNinja tries to make a habit of visiting the great community conference called DevConf every year. It is an event hosted by Red Hat in the beautiful city of Brno in the Czech Republic. The presentations and talks take place at the Brno University of Technology (those buildings that are a unique combination […]
Our Hungarian web hosting partner, web-server.hu had ZERO website infections – since enabling BitNinja’s new WAF 2.0 module. We caught up with the lead sysadmin to talk to him about his experience with BitNinja. What has been your experience with BitNinja overall? “Before we began using BitNinja, we had to fight daily battles with hackers. […]
Update: WAF 2.0 became mature. Wooow! Are you ready for something new? Well, we have it! The long-awaited BitNinja WAF 2.0 beta is now here! Currently, this beta is available for everyone who has Pro or Trial license. But wait! Before you go running to our Dashboard, to switch it on … please take a […]
As you know, providing all-in-one server security, BitNinja protects 3000+ Linux web servers worldwide, capturing 100 million incidents a month and keeping 1.7 million suspicious IP addresses in its blocklists to protect you and your customers. Mixing that up with custom infrastructures, configurations, and software in each sometimes leads to a high load on the server. Despite […]
Start the New Year with this security quiz to test your knowledge and get a chance to receive the latest edition of ‘The Art of Server Protection’ e-book, or -- win our BitNinja Server Security for 1 month, absolutely free. What a great way to start the New Year! Our ninjas created a short quiz […]
As we promised before, our article series inspired by V-day is continuing. Those who are provisioning servers day by day, certainly have some doubts about their process: being time-consuming, non-repeatable, hard to test or simply just something is going wrong in the existing infrastructure during the provisioning. There are opportunities to test failover or rollback processes, […]
What do you think about SPAMs? Most of us think they are useless and heavily annoying, but not for everybody. There are some geeks, who totally understand the background and find it rubbish, but sometimes they read them to “entertain themselves” and learn more about the recent patterns hacker tactics. Have you ever found a hidden […]
Bugs are always hunting us. Recently we found some bugs during our work, but keep calm, they're not in the BitNinja agent. 😉 Let’s see what we explored: ModSecurity bug: empty comment line In our WAF2.0 (beta will come soon) we implemented ModSecurity as well as the OWASP’s core ruleset. Recently, our developers found a […]
Understanding CVE-2026-5535 A recently disclosed vulnerability, CVE-2026-5535, has come into the spotlight, affecting the FedML-AI platform versions up to 0.8.9. This vulnerability allows remote attackers to conduct path traversal attacks through the FileUtils.java file of the MQTT Message Handler component. Such exploitability poses serious risks for server administrators and hosting providers, emphasizing an urgent need […]
Introduction The cybersecurity landscape is constantly evolving, making server protection crucial for system administrators and hosting providers. Recently, a significant vulnerability, identified as CVE-2026-5534, has been disclosed in the itsourcecode Online Enrollment System. This vulnerability exposes servers to SQL injection attacks, potentially compromising sensitive data. Understanding the implications of this threat and taking proactive measures […]
Understanding CVE-2026-5533 and Its Impact on Server Security The recent discovery of the CVE-2026-5533 vulnerability in the badlogic pi-mono framework highlights a serious security risk related to cross-site scripting (XSS). This flaw particularly affects version 0.58.4 of the SVG Artifact Handler, leading to potential remote exploitation. Summary of the Vulnerability The CVE-2026-5533 vulnerability exploits a […]
Understanding the Importance of Server Security Server security has become a pressing concern for system administrators and hosting providers. The increase in cyber threats demands constant vigilance. In particular, vulnerabilities such as unquoted service paths are significant risks. Recent incidents emphasize the need for robust server security measures, including malware detection and preventive strategies against […]
Understanding a Recent Vulnerability in Netgate AMITI Antivirus Cybersecurity threats continue to evolve, putting countless servers at risk. Recently, a critical vulnerability was discovered in Netgate AMITI Antivirus build 23.0.305. This flaw involves an unquoted service path that can allow local attackers to escalate their privileges. Vulnerability Details The vulnerability, identified as CVE-2016-20058, affects the […]
Understanding the Importance of Server Security Server security has become a pressing concern for system administrators and hosting providers. The increase in cyber threats demands constant vigilance. In particular, vulnerabilities such as unquoted service paths are significant risks. Recent incidents emphasize the need for robust server security measures, including malware detection and preventive strategies against […]
Understanding a Recent Vulnerability in Netgate AMITI Antivirus Cybersecurity threats continue to evolve, putting countless servers at risk. Recently, a critical vulnerability was discovered in Netgate AMITI Antivirus build 23.0.305. This flaw involves an unquoted service path that can allow local attackers to escalate their privileges. Vulnerability Details The vulnerability, identified as CVE-2016-20058, affects the […]
