CISA: VMware ESXi flaw now exploited in ransomware attacks
CISA confirmed on Wednesday that ransomware gangs have begun exploiting a high-severity VMware ESXi sandbox escape vulnerability that was previously used in zero-day attacks. [...]
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CISA confirmed on Wednesday that ransomware gangs have begun exploiting a high-severity VMware ESXi sandbox escape vulnerability that was previously used in zero-day attacks. [...]
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Thursday added a high-severity security flaw impacting Broadcom VMware Tools and VMware Aria Operations to its Known Exploited Vulnerabilities (KEV) catalog, following reports of active exploitation in the wild
Also, Cyberattack Disrupts Asahi’s Japan Operations, Halts ProductionThis week, FTC sued Sendit, another Harrods breach, Allianz data breach and a cyberattack disrupted Asahi's Japan operations. WestJet disclosed data theft. Hackers targeted Kido Nursery chain, a VMware privilege escalation flaw was exploited as zero-day, DarkCloud infostealer resurfaced.
Broadcom has patched a high-severity privilege escalation vulnerability in its VMware Aria Operations and VMware Tools software, which has been exploited in zero-day attacks since October 2024. [...]
A newly patched security flaw impacting Broadcom VMware Tools and VMware Aria Operations has been exploited in the wild as a zero-day since mid-October 2024 by a threat actor called UNC5174, according to NVISO Labs
Cybersecurity today is less about single attacks and more about chains of small weaknesses that connect into big risks. One overlooked update, one misused account, or one hidden tool in the wrong hands can be enough to open the door
VMware fixed four vulnerabilities in VMware ESXi, Workstation, Fusion, and Tools that were exploited as zero-days during the Pwn2Own Berlin 2025 hacking contest in May 2025. [...]
During the second day of Pwn2Own Berlin 2025, competitors earned $435,000 after exploiting zero-day bugs in multiple products, including Microsoft SharePoint, VMware ESXi, Oracle VirtualBox, Red Hat Enterprise Linux, and Mozilla Firefox. [...]
On the first day of Pwn2Own Berlin 2025, security researchers were awarded $260,000 after successfully demonstrating zero-day exploits for Windows 11, Red Hat Linux, Docker Desktop, and Oracle VirtualBox. [...]
Vulnerabilities Can Apparently Be Chained Together to Execute a Hypervisor EscapeBroadcom's VMware cloud infrastructure software division has issued updates to patch three actively exploited zero-day vulnerabilities in all supported versions of its ESXi hypervisor operating system, which can be used to escape from the hypervisor, in what's also known as a virtual machine escape.
The now-patched bugs are under active exploit and enable attackers to carry out a wide range of malicious activities, including escaping a virtual machine and gaining access to the underlying host.
The heap overflow zero-day in the memory unsafe code by Miss Creant Broadcom today pushed out patches for three VMware hypervisor-hijacking bugs, including one rated critical, that have already been found and exploited by criminals.…
Cloud software firm VMware has issued a critical security advisory, detailing three zero-day vulnerabilities being actively exploited in the wild
The China-nexus cyber espionage actor linked to the zero-day exploitation of security flaws in Fortinet, Ivanti, and VMware devices has been observed utilizing multiple persistence mechanisms in order to maintain unfettered access to compromised environments
The MITRE Corporation has revealed that the cyber attack targeting the not-for-profit company towards late December 2023 by exploiting zero-day flaws in Ivanti Connect Secure (ICS) involved the threat actor creating rogue virtual machines (VMs) within its VMware environment
VMware fixed four security vulnerabilities in the Workstation and Fusion desktop hypervisors, including three zero-days exploited during the Pwn2Own Vancouver 2024 hacking contest. [...]
Even the most careful VMware customers may need to go back and double check that they weren't compromised by a zero-day exploit for CVE-2023-34048.
An advanced China-nexus cyber espionage group previously linked to the exploitation of security flaws in VMware and Fortinet appliances has been linked to the abuse of a critical vulnerability in VMware vCenter Server as a zero-day since late 2021
A Chinese hacking group has been exploiting a critical vCenter Server vulnerability (CVE-2023-34048) as a zero-day since at least late 2021. [...]
Citrix is warning of two zero-day security vulnerabilities in NetScaler ADC (formerly Citrix ADC) and NetScaler Gateway (formerly Citrix Gateway) that are being actively exploited in the wild