Remote Code Execution
Windows 11 Notepad flaw let files execute silently via Markdown links
Microsoft has fixed a “remote code execution” vulnerability in Windows 11 Notepad that allowed attackers to execute local or remote programs by tricking users into clicking specially crafted Markdown links, without displaying any Windows security warnings. With the release of Windows 1.0, Microsoft introduced Notepad, a simple, easy-to-use text editor that, over the years, became popular […]
BeyondTrust warns of critical RCE flaw in remote support software
BeyondTrust warned customers to patch a critical security flaw in its Remote Support (RS) and Privileged Remote Access (PRA) software that could allow unauthenticated attackers to execute arbitrary code remotely. Tracked as CVE-2026-1731, this pre-authentication remote code execution vulnerability stems from an OS command injection weakness discovered by Harsh Jaiswal and the Hacktron AI team, and it […]
CISA warns of SmarterMail RCE flaw used in ransomware attacks
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) is warning that ransomware actors are exploiting CVE-2026-24423, a critical vulnerability in SmarterMail that allows remote code execution without authentication. SmarterMail is a self-hosted, Windows-based email server and collaboration platform from SmarterTools. The product provides SMTP/IMAP/POP mail services along with webmail, calendars, contacts, and basic groupware functionality. It is commonly […]
Critical n8n flaws disclosed along with public exploits
Multiple critical vulnerabilities in the popular n8n open-source workflow automation platform allow escaping the confines of the environment and taking complete control of the host server. Collectively tracked as CVE-2026-25049, the issues can be exploited by any authenticated user who can create or edit workflows on the platform to perform unrestricted remote code execution on the […]
CISA flags critical SolarWinds RCE flaw as exploited in attacks
CISA has flagged a critical SolarWinds Web Help Desk vulnerability as actively exploited in attacks and ordered federal agencies to patch their systems within three days. Tracked as CVE-2025-40551, this security flaw stems from an untrusted data deserialization weakness discovered and reported by Horizon3.ai security researcher Jimi Sebree, which can allow unauthenticated attackers to gain remote command […]
CISA says critical VMware RCE flaw now actively exploited
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has flagged a critical VMware vCenter Server vulnerability as actively exploited and ordered federal agencies to secure their servers within three weeks. Patched in June 2024, this security flaw (CVE-2024-37079) stems from a heap overflow weakness in the DCERPC protocol implementation of vCenter Server (a Broadcom VMware […]
Hackers now exploiting critical Fortinet FortiSIEM flaw in attacks
A critical Fortinet FortiSIEM vulnerability with publicly available proof-of-concept exploit code is now being abused in attacks. According to security researcher Zach Hanley at penetration testing company Horizon3.ai, who reported the vulnerability (CVE-2025-64155), it is a combination of two issues that allow arbitrary writes with admin permissions and privilege escalation to root access. “An improper […]
CISA orders feds to patch Gogs RCE flaw exploited in zero-day attacks
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has ordered government agencies to secure their systems against a high-severity Gogs vulnerability that was exploited in zero-day attacks. Designed as an alternative to GitLab or GitHub Enterprise and written in Go, Gogs is often exposed online for remote collaboration. Tracked as CVE-2025-8110, this remote code execution (RCE) […]
Max severity Ni8mare flaw impacts nearly 60,000 n8n instances
Nearly 60,000 n8n instances exposed online remain unpatched against a maximum-severity vulnerability dubbed “Ni8mare.” n8n is an open-source workflow automation platform that allows users to connect different applications and services via pre-built connectors and a visual, node-based interface to automate repetitive tasks without writing code. The automation platform is widely used in AI development to automate […]
Trend Micro warns of critical Apex Central RCE vulnerability
Japanese cybersecurity software firm Trend Micro has patched a critical security flaw in Apex Central (on-premise) that could allow attackers to execute arbitrary code with SYSTEM privileges. Apex Central is a web-based management console that helps admins manage multiple Trend Micro products and services (including antivirus, content security, and threat detection) and deploy components like antivirus […]