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CVE
Learn (and apply) from these hands-on technical guides how to detect, exploit, and mitigate critical CVEs.
DotNetNuke: XSS to RCE (CVE-2026-40321)
DotNetNuke (DNN) might be a leading CMS in the Microsoft ecosystem, but a routine test on an older version accidentally led us straight to a brand-new 0-day. In this write-up, we escalate a simple Stored XSS vulnerability into a full Remote Code Execution (RCE) chain (CVE-2026-40321). Read the full article to see how we smuggled payloads inside SVG files, weaponized DNN's internal messaging to spear-phish admins, and seamlessly dropped an ASPX backdoor right into the server root
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Everything you need to know about the new OpenSSL vulnerabilities (CVE-2022-3602 & CVE-2022-3786)
Before securing systems, we need to understand what we’re trying to secure and how to do it. Today we are exploring two new vulnerabilities that got the community's attention this month. Most importantly you will learn how to patch them and how impactful they are.
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Authenticated Magento RCE with deserialized PHAR files
Back in August 2019, I reported a security vulnerability in Magento affecting versions 2.3.2, 2.3.3, and 2.3.4 using the HackerOne bug bounty platform. The bug impacted some installations of Magento and it allowed us to gain Remote Code Execution based on the way PHAR files are deserialized and by abusing Magento’s Protocol Directives.
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How to manually detect CVE-2022-21371 in Oracle WebLogic Servers
If you’re constantly thinking about better ways to discover critical vulnerabilities in systems, you are not alone. As a security researcher, I spend most of my time understanding their root cause and their potential impact on organizations, striving to help other security specialists communicate them effectively.
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April updates: Get RCE evidence for 6 critical CVEs
After weeks of working on auto-exploitation for this critical CVE (CVSSv3 9.8), we finally have it! As a Pentest-Tools.com customer, you can run Sniper Auto-Exploiter to get conclusive proof that validates targets vulnerable to this high-risk vulnerability, which bad actors have already shown interest in.
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How to exploit Zabbix Unsafe Session Storage (CVE-2022-23131)
Due to its increasing popularity and administrative access to most companies’ infrastructure, Zabbix has become a high-profile target for threat actors. So of course a security issue like the Unsafe Session Storage vulnerability attracts motivated cybercriminals. If it’s up to you to find exploitable targets and gather proof for vulnerability validation for your ethical hacking engagements, this guide is for you!
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How to exploit a Remote Code Execution vulnerability in Laravel (CVE-2021-3129)
I discovered this vulnerability for the first time in the Horizontall machine from Hack The Box, and the conditions in which it’s triggered pushed me to understand it in more detail. CVE-2021-3129 reminds me about a log poisoning vulnerability, but with a different flavor.
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How to exploit the HTTP.sys Remote Code Execution vulnerability (CVE-2022-21907)
Pattern recognition is what hundreds of security specialists in our community voted as the skill to cultivate for a rewarding infosec career. While we have some innate pattern recognition abilities, developing them is essential – and that’s a matter of practice. Working in offensive security gives you plenty of opportunities to do this, with new vulnerabilities ripe for close examination. So let’s go ahead and do just that while discovering how this CVE carries echoes from another vulnerability from a while back.
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