New ClickFix attacks abuse Windows App-V scripts to push malware
A new malicious campaign mixes the ClickFix method with fake CAPTCHA and a signed Microsoft Application Virtualization (App-V) script to ultimately deliver the Amatera infostealing malware. The Microsoft App-V script acts as a living-off-the-land binary that proxies the execution of PowerShell through a trusted Microsoft component to disguise the malicious activity. Microsoft Application Virtualization is an enterprise Windows […]
Microsoft patches actively exploited Office zero-day vulnerability
Microsoft has released emergency out-of-band security updates to patch a high-severity Microsoft Office zero-day vulnerability exploited in attacks. The security feature bypass vulnerability, tracked as CVE-2026-21509, affects multiple Office versions, including Microsoft Office 2016, Microsoft Office 2019, Microsoft Office LTSC 2021, Microsoft Office LTSC 2024, and Microsoft 365 Apps for Enterprise (the company’s cloud-based subscription service). […]
Cloudflare misconfiguration behind recent BGP route leak
Cloudflare has shared more details about a recent 25-minute Border Gateway Protocol (BGP) route leak affecting IPv6 traffic, which caused measurable congestion, packet loss, and approximately 12 Gbps of dropped traffic. The BGP system helps route data across different networks called autonomous systems (AS) that send it to destination through smaller networks on the internet. The incident was […]
EU launches investigation into X over Grok-generated sexual images
The European Commission announced today that it has launched formal proceedings under the Digital Services Act to investigate whether X properly assessed risks before deploying its Grok artificial intelligence tool, following its use to generate sexually explicit images. The commission noted that these potential risks “seem to have materialised,” seeing that the AI-powered tool was […]
Nearly 800,000 Telnet servers exposed to remote attacks
Internet security watchdog Shadowserver tracks nearly 800,000 IP addresses with Telnet fingerprints amid ongoing attacks exploiting a critical authentication bypass vulnerability in the GNU InetUtils telnetd server. The security flaw (CVE-2026-24061) impacts GNU InetUtils versions 1.9.3 (released 11 years ago in 2015) through 2.7 and was patched in version 2.8 (released on January 20). “The […]
Hackers can bypass npm’s Shai-Hulud defenses via Git dependencies
The defense mechanisms that NPM introduced after the ‘Shai-Hulud’ supply-chain attacks have weaknesses that allow threat actors to bypass them via Git dependencies. Collectively called PackageGate, the vulnerabilities were discovered in multiple utilities in the JavaScript ecosystem that allow managing dependencies, like pnpm, vlt, Bun, and NPM. Researchers at endpoint and supply-chain security company Koi discovered the issues and reported […]
CISA says critical VMware RCE flaw now actively exploited
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has flagged a critical VMware vCenter Server vulnerability as actively exploited and ordered federal agencies to secure their servers within three weeks. Patched in June 2024, this security flaw (CVE-2024-37079) stems from a heap overflow weakness in the DCERPC protocol implementation of vCenter Server (a Broadcom VMware […]
ChatGPT Temporary chat feature is getting a much-needed upgrade
OpenAI is testing a big upgrade for ChatGPT’s temporary chat feature. The update will allow you to retain personalization in temporary chat, and still block temporary chat from influencing your account. For those unaware, Temporary Chat in ChatGPT is a mode where you start with a fresh slate. In this chat, ChatGPT won’t use or reference […]
1Password adds pop-up warnings for suspected phishing sites
The 1Password digital vault and password manager has added built-in protection against phishing URLs to help users identify malicious pages and prevent them from sharing account credentials with threat actors. The subscription-based password management service is widely used in the enterprise environment by many well-known organizations. Recently, Windows added support for native passkey management via 1Password. […]
Microsoft investigates Windows 11 boot failures after January updates
Microsoft is investigating reports that some Windows 11 devices are failing to boot with “UNMOUNTABLE_BOOT_VOLUME” errors after installing the January 2026 Patch Tuesday security updates. The issue affects Windows 11 version 25H2 and all editions of Windows 11 version 24H2 after installing the KB5074109 cumulative update released as part of this month’s updates. According to Microsoft, some customers have […]