The Iranian hacking group known as MuddyWater has been observed leveraging a new backdoor dubbed UDPGangster that uses the User Datagram Protocol (UDP) for command-and-control (C2) purposes. The cyber espionage activity targeted users in Turkey, Israel, and Azerbaijan, according to…
Category: The Hacker News
Researchers Uncover 30+ Flaws in AI Coding Tools Enabling Data Theft and RCE Attacks
Over 30 security vulnerabilities have been disclosed in various artificial intelligence (AI)-powered Integrated Development Environments (IDEs) that combine prompt injection primitives with legitimate features to achieve data exfiltration and remote code execution. The security shortcomings have been collectively named IDEsaster…
Critical React2Shell Flaw Added to CISA KEV After Confirmed Active Exploitation
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Friday formally added a critical security flaw impacting React Server Components (RSC) to its Known Exploited Vulnerabilities (KEV) catalog following reports of active exploitation in the wild. The vulnerability, CVE-2025-55182 (CVSS…
Zero-Click Agentic Browser Attack Can Delete Entire Google Drive Using Crafted Emails
A new agentic browser attack targeting Perplexity’s Comet browser that’s capable of turning a seemingly innocuous email into a destructive action that wipes a user’s entire Google Drive contents, findings from Straiker STAR Labs show. The zero-click Google Drive Wiper…
Critical XXE Bug CVE-2025-66516 (CVSS 10.0) Hits Apache Tika, Requires Urgent Patch
A critical security flaw has been disclosed in Apache Tika that could result in an XML external entity (XXE) injection attack. The vulnerability, tracked as CVE-2025-66516, is rated 10.0 on the CVSS scoring scale, indicating maximum severity. “Critical XXE in…
Chinese Hackers Have Started Exploiting the Newly Disclosed React2Shell Vulnerability
Two hacking groups with ties to China have been observed weaponizing the newly disclosed security flaw in React Server Components (RSC) within hours of it becoming public knowledge. The vulnerability in question is CVE-2025-55182 (CVSS score: 10.0), aka React2Shell, which…
“Getting to Yes”: An Anti-Sales Guide for MSPs
Most MSPs and MSSPs know how to deliver effective security. The challenge is helping prospects understand why it matters in business terms. Too often, sales conversations stall because prospects are overwhelmed, skeptical, or tired of fear-based messaging. That’s why we…
Intellexa Leaks Reveal Zero-Days and Ads-Based Vector for Predator Spyware Delivery
A human rights lawyer from Pakistan’s Balochistan province received a suspicious link on WhatsApp from an unknown number, marking the first time a civil society member in the country was targeted by Intellexa’s Predator spyware, Amnesty International said in a…
CISA Reports PRC Hackers Using BRICKSTORM for Long-Term Access in U.S. Systems
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Thursday released details of a backdoor named BRICKSTORM that has been put to use by state-sponsored threat actors from the People’s Republic of China (PRC) to maintain long-term persistence on compromised…
JPCERT Confirms Active Command Injection Attacks on Array AG Gateways
A command injection vulnerability in Array Networks AG Series secure access gateways has been exploited in the wild since August 2025, according to an alert issued by JPCERT/CC this week. The vulnerability, which does not have a CVE identifier, was…
Silver Fox Uses Fake Microsoft Teams Installer to Spread ValleyRAT Malware in China
The threat actor known as Silver Fox has been spotted orchestrating a false flag operation to mimic a Russian threat group in attacks targeting organizations in China. The search engine optimization (SEO) poisoning campaign leverages Microsoft Teams lures to trick…
ThreatsDay Bulletin: Wi-Fi Hack, npm Worm, DeFi Theft, Phishing Blasts— and 15 More Stories
Think your Wi-Fi is safe? Your coding tools? Or even your favorite financial apps? This week proves again how hackers, companies, and governments are all locked in a nonstop race to outsmart each other. Here’s a quick rundown of the…
5 Threats That Reshaped Web Security This Year [2025]
As 2025 draws to a close, security professionals face a sobering realization: the traditional playbook for web security has become dangerously obsolete. AI-powered attacks, evolving injection techniques, and supply chain compromises affecting hundreds of thousands of websites forced a fundamental…
GoldFactory Hits Southeast Asia with Modified Banking Apps Driving 11,000+ Infections
Cybercriminals associated with a financially motivated group known as GoldFactory have been observed staging a fresh round of attacks targeting mobile users in Indonesia, Thailand, and Vietnam by impersonating government services. The activity, observed since October 2024, involves distributing modified…
Record 29.7 Tbps DDoS Attack Linked to AISURU Botnet with up to 4 Million Infected Hosts
Cloudflare on Wednesday said it detected and mitigated the largest ever distributed denial-of-service (DDoS) attack that measured at 29.7 terabits per second (Tbps). The activity, the web infrastructure and security company said, originated from a DDoS botnet-for-hire known as AISURU,…
Critical RSC Bugs in React and Next.js Allow Unauthenticated Remote Code Execution
A maximum-severity security flaw has been disclosed in React Server Components (RSC) that, if successfully exploited, could result in remote code execution. The vulnerability, tracked as CVE-2025-55182, carries a CVSS score of 10.0. It allows “unauthenticated remote code execution by…
Microsoft Silently Patches Windows LNK Flaw After Years of Active Exploitation
Microsoft has silently plugged a security flaw that has been exploited by several threat actors since 2017 as part of the company’s November 2025 Patch Tuesday updates, according to ACROS Security’s 0patch. The vulnerability in question is CVE-2025-9491 (CVSS score:…
WordPress King Addons Flaw Under Active Attack Lets Hackers Make Admin Accounts
A critical security flaw impacting a WordPress plugin known as King Addons for Elementor has come under active exploitation in the wild. The vulnerability, CVE-2025-8489 (CVSS score: 9.8), is a case of privilege escalation that allows unauthenticated attackers to grant…
Brazil Hit by Banking Trojan Spread via WhatsApp Worm and RelayNFC NFC Relay Fraud
The threat actor known as Water Saci is actively evolving its tactics, switching to a sophisticated, highly layered infection chain that uses HTML Application (HTA) files and PDFs to propagate a worm that deploys a banking trojan via WhatsApp in…
Discover the AI Tools Fueling the Next Cybercrime Wave — Watch the Webinar
Remember when phishing emails were easy to spot? Bad grammar, weird formatting, and requests from a “Prince” in a distant country? Those days are over. Today, a 16-year-old with zero coding skills and a $200 allowance can launch a campaign…