Remote Code Execution
GitLab warns of max severity code execution vulnerability
GitLab warned users today to immediately patch a maximum-severity vulnerability in the CI/CD Regular Expression Compiler that could let remote attackers run arbitrary code on targeted instances. Tracked as CVE-2026-97229, this critical security flaw was discovered by a security researcher using the ‘joaxcar‘ handle and reported via GitLab’s HackerOne bug bounty program. CVE-2026-97229 stems from […]
Unpatched AhsayCBS flaws exploited to deploy webshells, mine crypto
Threat actors are exploiting one critical and one medium-severity vulnerability still unpatched in the AhsayCBS backup management platform to deploy webshells and cryptocurrency miners. AhsayCBS is typically used by managed service providers (MSPs) and system integrators. The malicious activity was observed on October 7, and targeted at least five organizations. The two security issues exploited […]
Citrix warns admins to patch new NetScaler RCE flaw immediately
Citrix has warned IT administrators to patch systems immediately against a new critical vulnerability affecting NetScaler ADC networking appliances and NetScaler Gateway secure remote access solutions. Tracked as CVE-2026-107406, this flaw stems from a memory overflow weakness that attackers can exploit to gain remote code execution (RCE) on targeted devices or trigger a denial-of-service state […]
Cisco warns of critical flaws allowing Nexus switch takeover
Cisco released security advisories for five critical vulnerabilities in its NX-OS data center network operating system that could be exploited to run arbitrary code with root privileges on Nexus switches. If remote code execution cannot be achieved, an attacker could exploit the vulnerabilities to crash processes and force the vulnerable device to reload, resulting in […]
New Dell System Update flaw lets hackers gain root privileges
Dell warned customers to patch a critical vulnerability in the System Update (DSU) command-line interface (CLI) deployment tool as soon as possible. DSU lets enterprise IT administrators deploy BIOS, firmware, and software updates onto Linux and Windows systems on PowerEdge enterprise server infrastructure. In a Thursday security advisory, the company said the flaw (tracked as CVE-2026-86360) allows […]
TeamViewer urges users to patch severe flaws “as soon as possible”
Remote access software company TeamViewer warned customers on Tuesday to immediately patch a set of high-severity vulnerabilities affecting its client and host software. The highest-severity flaw is a remote session access control bypass (CVE-2026-92370) stemming from an improper access control weakness in TeamViewer Full Client and Host software for Windows, Linux, and macOS that could […]
CISA orders feds to patch exploited Citrix flaws by Wednesday
The Cybersecurity and Infrastructure Security Agency (CISA) has ordered U.S. government agencies over the weekend to secure their systems against attacks exploiting two critical Citrix NetScaler vulnerabilities. Citrix released security updates to address the flaws (tracked as CVE-2026-88771 and CVE-2026-88772) days after national cybersecurity agencies, IT suppliers, and security teams began privately contacting Citrix customers […]
Citrix confirms two NetScaler RCE zero-days exploited in attacks
Citrix has confirmed that two critical NetScaler remote code execution vulnerabilities, tracked as CVE-2026-88771 and CVE-2026-88772, are being exploited in attacks and that it has released security updates to fix the flaws. The vulnerabilities are the same zero-days that cybersecurity researchers, IT providers, and national cybersecurity agencies began privately warning organizations about over the weekend. […]
CISA: Ransomware gangs now exploiting critical TeamCity flaw
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) warned federal agencies on Wednesday that ransomware gangs are now also exploiting a critical JetBrains TeamCity vulnerability patched in July. JetBrains patched the security flaw (tracked as CVE-2026-63077) on July 25 in TeamCity On-Premises versions 2025.11.7 and 2026.1.3, saying it is a critical authentication bypass vulnerability that […]
Check Point warns of hackers exploiting Security Gateway VPN RCE flaw
Cybersecurity company Check Point has confirmed active exploitation of CVE-2026-85102, a pre-authentication remote code execution (RCE) vulnerability in the VPN certificate-handling functionality of its Security Gateway product. The same advisory also warns of threat actors exploiting a pre-authentication path traversal flaw tracked as CVE-2026-93616, which impacts the Management web service and can allow script execution and Java […]