Security
Stay informed with the latest developments in cybersecurity through our Security category. Discover in-depth news, analysis, and updates on emerging cyber threats, malware incidents, and major data breaches. Whether you’re a cybersecurity professional or just keen on protecting your digital footprint, find insights and trends that are shaping the future of online security here.
Microsoft confirms Windows 11 security update install issues
Microsoft has confirmed that the May 2026 Windows 11 security update (KB5089549) fails to install on some systems and triggers 0x800f0922 errors. This known issue is caused by insufficient free space on the EFI System Partition (ESP), which results in the update automatically rolling back on affected devices. “This issue affects devices with limited free […]
Exploit available for new DirtyDecrypt Linux root escalation flaw
A recently patched local privilege escalation vulnerability in the Linux kernel’s rxgk module now has a proof-of-concept exploit that allows attackers to gain root access on some Linux systems. Named DirtyDecrypt and also known as DirtyCBC, this security flaw was also autonomously found and reported by the V12 security team earlier this month, when the […]
Hackers earn $1,298,250 for 47 zero-days at Pwn2Own Berlin 2026
The Pwn2Own Berlin 2026 hacking contest has concluded, with security researchers collecting $1,298,250 in rewards after exploiting 47 zero-day flaws. The competition took place at the OffensiveCon conference from May 14 to May 16 and focused on enterprise technologies and artificial intelligence. Throughout the contest, the hackers targeted fully patched products across web browsers, enterprise applications, local […]
New Windows ‘MiniPlasma’ zero-day exploit gives SYSTEM access, PoC released
A cybersecurity researcher has released a proof-of-concept exploit for a Windows privilege escalation zero-day dubbed “MiniPlasma” that lets attackers gain SYSTEM privileges on fully patched Windows systems. The exploit was published by a researcher known as Chaotic Eclipse, or Nightmare Eclipse, who released both the source code and a compiled executable on GitHub after claiming […]
Tycoon2FA hijacks Microsoft 365 accounts via device-code phishing
The Tycoon2FA phishing kit now supports device-code phishing attacks and abuses Trustifi click-tracking URLs to hijack Microsoft 365 accounts. Despite an international law enforcement operation disrupting the Tycoon2FA phishing platform in March, the malicious operation was rebuilt on new infrastructure and quickly returned to regular activity levels. Earlier this month, Abnormal Security confirmed that Tycoon2FA had rebounded to normal operations and even […]
Microsoft rejects critical Azure vulnerability report, no CVE issued
A security researcher claims Microsoft quietly fixed an Azure Backup for AKS vulnerability after rejecting his report, and blocking a CVE from being issued. The researcher’s report describes a critical privilege escalation flaw that allowed cluster-admin access from the low-privileged “Backup Contributor” role. Microsoft disputes the claim, telling GeekFeed the behavior was expected and that “no product changes […]
Russian hackers turn Kazuar backdoor into modular P2P botnet
The Russian hacker group Secret Blizzard has developed its long-running Kazuar backdoor into a modular peer-to-peer (P2P) botnet designed for long-term persistence, stealth, and data collection. Secret Blizzard, whose activity overlaps that of Turla, Uroburos, and Venomous Bear, has been associated with the Russian intelligence service (FSB) and is known for targeting government and diplomatic […]
Funnel Builder WordPress plugin bug exploited to steal credit cards
A critical vulnerability in the Funnel Builder plugin for WordPress is being actively exploited to inject malicious JavaScript snippets into WooCommerce checkout pages. The flaw has not received an official identifier and can be leveraged without authentication. It affects all versions of the plugin before 3.15.0.3. Funnel Builder is a WordPress plugin for WooCommerce Checkout developed […]
Microsoft Exchange, Windows 11 hacked on second day of Pwn2Own
During the second day of Pwn2Own Berlin 2026, competitors collected $385,750 in cash awards after exploiting 15 unique zero-day vulnerabilities in multiple products, including Windows 11, Microsoft Exchange, and Red Hat Enterprise Linux for Workstations. The Pwn2Own Berlin 2026 hacking competition takes place at the OffensiveCon conference from May 14 to May 16 and focuses on enterprise technologies and […]
Popular node-ipc npm package compromised to steal credentials
Hackers have injected credential-stealing malware into newly published versions of node-ipc, a popular inter-process communication package, in a new supply chain attack targeting npm. The node-ipc package is a Node.js module that enables various processes to communicate through all forms of sockets, including Unix, Windows, UDP, TLS, and TCP. Despite the maintainer publishing in March […]