Remote Code Execution
Palo Alto Networks warns of PAN-OS RCE flaw exploited in attacks
Palo Alto Networks has released security updates for a high-severity PAN-OS RCE zero-day, tracked as CVE-2026-0322, that has been exploited in attacks targeting firewalls. The vulnerability affects the PAN-OS management interface and lets authenticated attackers with network access execute code as root on vulnerable devices. Palo Alto Networks confirmed in a security advisory published Wednesday […]
Ghostscript flaw lets hackers hijack servers via PDF uploads
A critical heap buffer overflow vulnerability (CVE-2026-39919) in the Ghostscript interpreter and rendering engine could allow remote code execution through specially crafted PDF files. The flaw was discovered on August 23 by researchers at Defiant’s platform Wordfence using their Argus AI-powered system. Ghostscript is a PostScript and PDF interpreter that can render PDFs as images, generate […]
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. […]