bypass
Barracuda warns of critical flaws allowing root access to devices
Cybersecurity company Barracuda Networks warned customers to patch two vulnerabilities that can let attackers run commands with root privileges. The first is a critical flaw (CVE-2026-116606) stemming from an Email Security Gateway (ESG) authentication weakness that attackers can exploit to modify an appliance’s global configuration, while the second (CVE-2026-111560) lets threat actors with admin permissions […]
Drupal warns of critical Commerce Core flaw exploited in attacks
Drupal warned admins to patch a critical access bypass vulnerability in the Commerce Core module that attackers are exploiting in the wild. Tracked as CVE-2026-118539, this flaw stems from a missing authorization weakness that can be abused by unauthenticated attackers and affects Commerce Core versions 0.0.0 through 2.41 and 3.0.0 through 3.3.13. The Drupal security […]
Ivanti warns of Connect Secure zero-day exploited in attacks
Ivanti urged customers on Tuesday to immediately patch an actively exploited zero-day vulnerability in the Ivanti Connect Secure (ICS) remote access gateway. Formerly known as Pulse Connect Secure and originally Juniper Pulse, the enterprise-grade ICS SSL VPN provides remote employees, contractors, and hybrid workforces with secure access to corporate and cloud resources. Tracked as CVE-2026-104935, […]
Cisco warns of new SD-WAN zero-day exploited in attacks
Cisco released security updates to address a critical zero-day in the Catalyst SD-WAN Manager (tracked as CVE-2026-76504) that attackers are actively exploiting to escalate to admin privileges. Formerly known as SD-WAN vManage, Catalyst SD-WAN Manager is network management software that lets admins monitor and manage up to 6,000 SD-WAN devices from a single dashboard. “In […]
ShinyHunters uses WAF bypass trick in Oracle PeopleSoft attacks
The ShinyHunters extortion gang is using a URL-encoding trick to bypass web application firewall rules that mitigate the Oracle PeopleSoft CVE-2026-35273 flaw, allowing the threat actors to resume widespread exploitation of a flaw on vulnerable servers. Google’s Mandiant and Threat Intelligence Group (GTIG) say this new technique has allowed the threat actor to once again […]
New Microsoft Defender ‘ShieldCrash’ zero-day grants SYSTEM access
An anonymous security researcher known as Nightmare Eclipse has released a new Microsoft Defender zero-day exploit named “ShieldCrash” right after Microsoft rolled out its September 2026 Patch Tuesday security updates. ShieldCrash is described as a bypass for the ShieldBreak Defender privilege escalation flaw patched on Thursday, which itself bypassed RoguePlanet, another Defender flaw disclosed in June and patched by Microsoft […]
Critical Citrix NetScaler auth bypass now leveraged in attacks
Attackers have begun targeting a critical-severity Citrix NetScaler flaw in the wild, according to vulnerability intelligence company Previdian. Tracked as CVE-2026-19490, this security flaw can allow unprivileged threat actors to bypass authentication remotely when the NetScaler appliance is configured as an AAA virtual server or as a Gateway (SSL VPN, ICA Proxy, CVPN, RDP Proxy), depending […]
Hackers leverage new Microsoft SharePoint exploit in attacks
A proof-of-concept (PoC) exploit for a critical Microsoft SharePoint vulnerability, published by cybersecurity company Rapid7 on Tuesday, is already being used in attacks. Tracked as CVE-2026-55040, this authentication bypass security flaw in the JWT token validation pipeline can be exploited by attackers without privileges to perform operations as a SharePoint site user or administrator. Microsoft patched […]
CISA orders feds to prioritize patching Langflow auth bypass flaw
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) gave federal agencies until Friday to patch an actively exploited vulnerability in the Langflow visual framework for building AI agents. Langflow is an attractive target for hackers since it’s a popular tool in the AI development ecosystem, offering a drag-and-drop interface to connect nodes into executable pipelines […]
BeyondTrust warns of critical flaws in remote access software
BeyondTrust warned customers to patch two critical security flaws in its Remote Support (RS) and Privileged Remote Access (PRA) software that could allow attackers to bypass authentication. The first vulnerability, tracked as CVE-2026-40138, affects the company’s RS remote desktop and assistance platform (versions 25.3.2 or earlier) and the PRA enterprise cybersecurity solution (versions 25.3.2 or earlier). […]