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 […]

Today (2016, 07 Nov) we released the newest version of BitNinja. Let’s see what has changed: SenseLog supervisors can be disabled in /etc/bitninja/SenseLog/config.ini CaptchaHttp now checks remote address at connection time From now on the BitNinja captcha is able to determine the performer of the connection in the exact moment when the connection has been established. […]

Recently our support team has received questions about a highly controversial topic, a traffic exchange service, because these server owners started to receive incident reports from us about DoS attacks coming from their servers. We decided to write this blog in order to dissolve any possible concerns and doubts about BitNinja’s reaction to this service […]

Relational database, SQL, SELECT SQL is a language designed for the manipulation of relational databases and for the retrieval of information from that database. A relation most commonly looks like a chart, which can be, for example, an article. ARTICLES ID Title Text 1 DoS abc1  2    DDoS abc2 The columns are called attributes […]

WordPress is the most commonly used blog engine, which is free to use and has an open source code. It is used mainly for the operation of websites, blogs and webshops. If your purpose is to have a great website in a blink of an eye, which you are able to develop later in parallel […]

In 2015 it was made publicly known that Hillary Clinton, being the United States Secretary of State, used her private email server for email conversations which ,not so long ago, turned out to contain classified and top secret information. The whole server has been investigated thorougly by the FBI in the hope of finding any […]

Many of our customers who use Cloudflare have recently notified us that they are not able to see the proper visitor IPs in the logs only the railgun server IPs. It is caused due to the fact that the requests are not directly coming from Cloudflare, so mod_cloudflare will not restore the IP’s of the […]

Spammers are enemies of all sysadmins, because they are altering their tactics day by day. Keeping softwares up-to-date on your servers is not always as easy and solvable as we might think. Even though you have the latest application which is protected against the known security risks, you can have a lot of user-related contents which […]

We are convinced that almost all server owners have to struggle with the maintenance of their server, which is not always as easy and transparent as we would assume.  Our treasured servers are vulnerable, sensitive and exposed to many many types of attacks, exploits or malfunctions. That is why we have to take care of […]

The real geek escaped from one Ninjastic developer of ours lately, and in his freetime he decided to try to install BitNinja on his Raspberry Pi 2 model B. And guess what happened? He was successful! What is more, BitNinja also captured some attacks with its port honeypot module. Now, let me describe you the […]

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 […]