Remote Code Execution
Max severity Ni8mare flaw lets hackers hijack n8n servers
A maximum severity vulnerability dubbed “Ni8mare” allows remote, unauthenticated attackers to take control over locally deployed instances of the N8N workflow automation platform. The security issue is identified as CVE-2026-21858 and has a 10 out of 10 severity score. According to researchers at data security company Cyera, there are more than 100,000 vulnerable n8n servers. n8n is an open-source […]
New Veeam vulnerabilities expose backup servers to RCE attacks
Veeam released security updates to patch multiple security flaws in its Backup & Replication software, including a critical remote code execution (RCE) vulnerability. Tracked as CVE-2025-59470, this RCE security flaw affects Veeam Backup & Replication 13.0.1.180 and all earlier version 13 builds. “This vulnerability allows a Backup or Tape Operator to perform remote code execution […]
RondoDox botnet exploits React2Shell flaw to breach Next.js servers
The RondoDox botnet has been observed exploiting the critical React2Shell flaw (CVE-2025-55182) to infect vulnerable Next.js servers with malware and cryptominers. First documented by Fortinet in July 2025, RondoDox is a large-scale botnet that targets multiple n-day flaws in global attacks. In November, VulnCheck spotted new RondoDox variants that featured exploits for CVE-2025-24893, a critical remote code execution (RCE) vulnerability in […]
MongoDB warns admins to patch severe RCE flaw immediately
MongoDB has warned IT admins to immediately patch a high-severity vulnerability that can be exploited in remote code execution (RCE) attacks targeting vulnerable servers. Tracked as CVE-2025-14847, this security flaw affects multiple MongoDB and MongoDB Server versions and can be exploited by unauthenticated threat actors in low-complexity attacks that don’t require user interaction. CVE-2025-14847 is due […]
Critical RCE flaw impacts over 115,000 WatchGuard firewalls
Over 115,000 WatchGuard Firebox devices exposed online remain unpatched against a critical remote code execution (RCE) vulnerability actively exploited in attacks. The security flaw, tracked as CVE-2025-14733, affects Firebox firewalls running Fireware OS 11.x and later (including 11.12.4_Update1), 12.x or later (including 12.11.5), and 2025.1 up to and including 2025.1.3. Successful exploitation enables unauthenticated attackers to […]
HPE warns of maximum severity RCE flaw in OneView software
Hewlett Packard Enterprise (HPE) has patched a maximum-severity vulnerability in its HPE OneView software that enables attackers to execute arbitrary code remotely. OneView is HPE’s infrastructure management software that helps IT admins streamline operations and automate the management of servers, storage, and networking devices from a centralized interface. This critical security flaw (CVE-2025-37164) was reported by […]
Zeroday Cloud hacking event awards $320,0000 for 11 zero days
The Zeroday Cloud hacking competition in London has awarded researchers $320,000 for demonstrating critical remote code execution vulnerabilities in components used in cloud infrastructure. The first hacking event focused on cloud systems, the competition is hosted by Wiz Research in partnership with Amazon Web Services, Microsoft, and Google Cloud. The researchers were successful in 85% of the […]
New critical WatchGuard Firebox firewall flaw exploited in attacks
WatchGuard has warned customers to patch a critical, actively exploited remote code execution (RCE) vulnerability in its Firebox firewalls. Tracked as CVE-2025-14733, this security flaw affects firewalls running Fireware OS 11.x and later (including 11.12.4_Update1), 12.x or later (including 12.11.5), and 2025.1 up to and including 2025.1.3. The vulnerability is due to an out-of-bounds write weakness that enables […]
Google links more Chinese hacking groups to React2Shell attacks
Over the weekend, Google’s threat intelligence team linked five more Chinese hacking groups to attacks exploiting the maximum-severity “React2Shell” remote code execution vulnerability. Tracked as CVE-2025-55182, this actively exploited flaw affects the React open-source JavaScript library and allows unauthenticated attackers to execute arbitrary code in React and Next.js applications with a single HTTP request. While multiple […]
Hackers exploit unpatched Gogs zero-day to breach 700 servers
An unpatched zero-day vulnerability in Gogs, a popular self-hosted Git service, has enabled attackers to gain remote code execution on Internet-facing instances and compromise hundreds of servers. Written in Go and designed as an alternative to GitLab or GitHub Enterprise, Gogs is also often exposed online for remote collaboration. CVE-2025-8110, the Gogs RCE vulnerability exploited in these attacks, stems […]