Latest Cybersecurity News and Articles

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Cloudflare Blocks Record-Breaking 11.5 Tbps DDoS Attack

Cloudflare on Tuesday said it automatically mitigated a record-setting volumetric distributed denial-of-service (DDoS) attack that peaked at 11.5 terabits per second (Tbps). "Over the past few weeks, we've autonomously blocked hundreds of hyper-volumetric DDoS attacks, with the largest reaching peaks of 5.1 Bpps and 11.5 Tbps," the web infrastructure and security company said in a post on X. "

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CISA Adds TP-Link and WhatsApp Flaws to KEV Catalog Amid Active Exploitation

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Tuesday added a high-severity security flaw impacting TP-Link TL-WA855RE Wi-Fi Ranger Extender products to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation. The vulnerability, CVE-2020-24363 (CVSS score: 8.8), concerns a case of missing authentication that could be abused to obtain

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Salesloft Takes Drift Offline After OAuth Token Theft Hits Hundreds of Organizations

Salesloft on Tuesday announced that it's taking Drift temporarily offline "in the very near future," as multiple companies have been ensnared in a far-reaching supply chain attack spree targeting the marketing software-as-a-service product, resulting in the mass theft of authentication tokens. "This will provide the fastest path forward to comprehensively review the application and build

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Sangoma Patches Critical Zero-Day Exploited to Hack FreePBX Servers

Tracked as CVE-2025-57819 (CVSS score of 10/10), the bug is described as an insufficient sanitization of user-supplied data. The post Sangoma Patches Critical Zero-Day Exploited to Hack FreePBX Servers appeared first on SecurityWeek.

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Lazarus Group Expands Malware Arsenal With PondRAT, ThemeForestRAT, and RemotePE

The North Korea-linked threat actor known as the Lazarus Group has been attributed to a social engineering campaign that distributes three different pieces of cross-platform malware called PondRAT, ThemeForestRAT, and RemotePE. The attack, observed by NCC Group's Fox-IT in 2024, targeted an organization in the decentralized finance (DeFi) sector, ultimately leading to the compromise of an

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Cloudflare Blocks Record-Breaking 11.5 Tbps DDoS Attack

Part of a wave of DDoS attacks that lasted for weeks, the assault was a UDP flood mainly originating from Google Cloud. The post Cloudflare Blocks Record-Breaking 11.5 Tbps DDoS Attack appeared first on SecurityWeek.

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Varonis Acquires Email Security Firm SlashNext

The transaction is valued up to $150 million, including performance-based retention awards, a Varonis spokesperson told SecurityWeek. The post Varonis Acquires Email Security Firm SlashNext appeared first on SecurityWeek.

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Researchers Warn of MystRodX Backdoor Using DNS and ICMP Triggers for Stealthy Control

Cybersecurity researchers have disclosed a stealthy new backdoor called MystRodX that comes with a variety of features to capture sensitive data from compromised systems. "MystRodX is a typical backdoor implemented in C++, supporting features like file management, port forwarding, reverse shell, and socket management," QiAnXin XLab said in a report published last week. "Compared to typical

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Amazon Disrupts Russian Hacking Campaign Targeting Microsoft Users

The Midnight Blizzard cyberspies used compromised websites to trick users into authorizing devices they controlled. The post Amazon Disrupts Russian Hacking Campaign Targeting Microsoft Users appeared first on SecurityWeek.

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WhatsApp Zero-Day Exploited in Attacks Targeting Apple Users

The vulnerability (CVE-2025-55177) was exploited along an iOS/macOS zero-day in suspected spyware attacks. The post WhatsApp Zero-Day Exploited in Attacks Targeting Apple Users appeared first on SecurityWeek.

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Shadow AI Discovery: A Critical Part of Enterprise AI Governance

The Harsh Truths of AI Adoption MITs State of AI in Business report revealed that while 40% of organizations have purchased enterprise LLM subscriptions, over 90% of employees are actively using AI tools in their daily work. Similarly, research from Harmonic Security found that 45.4% of sensitive AI interactions are coming from personal email accounts, where employees are bypassing corporate

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Ukrainian Network FDN3 Launches Massive Brute-Force Attacks on SSL VPN and RDP Devices

Cybersecurity researchers have flagged a Ukrainian IP network for engaging in massive brute-force and password spraying campaigns targeting SSL VPN and RDP devices between June and July 2025. The activity originated from a Ukraine-based autonomous system FDN3 (AS211736), per French cybersecurity company Intrinsec. "We believe with a high level of confidence that FDN3 is part of a wider abusive

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Silver Fox Exploits Microsoft-Signed WatchDog Driver to Deploy ValleyRAT Malware

The threat actor known as Silver Fox has been attributed to abuse of a previously unknown vulnerable driver associated with WatchDog Anti-malware as part of a Bring Your Own Vulnerable Driver (BYOVD) attack aimed at disarming security solutions installed on compromised hosts. The vulnerable driver in question is "amsdk.sys" (version 1.0.600), a 64-bit, validly signed Windows kernel device driver

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Malicious npm Package nodejs-smtp Mimics Nodemailer, Targets Atomic and Exodus Wallets

Cybersecurity researchers have discovered a malicious npm package that comes with stealthy features to inject malicious code into desktop apps for cryptocurrency wallets like Atomic and Exodus on Windows systems. The package, named nodejs-smtp, impersonates the legitimate email library nodemailer with an identical tagline, page styling, and README descriptions, attracting a total of 347

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The Ongoing Fallout from a Breach at AI Chatbot Maker Salesloft

The recent mass-theft of authentication tokens from Salesloft, whose AI chatbot is used by a broad swath of corporate America to convert customer interaction into Salesforce leads, has left many companies racing to invalidate the stolen credentials before hackers can exploit them. Now Google warns the breach goes far beyond access to Salesforce data, noting the hackers responsible also stole valid authentication tokens for hundreds of online services that customers can integrate with Salesloft, including Slack, Google Workspace, Amazon S3, Microsoft Azure, and OpenAI.

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Android Droppers Now Deliver SMS Stealers and Spyware, Not Just Banking Trojans

Cybersecurity researchers are calling attention to a new shift in the Android malware landscape where dropper apps, which are typically used to deliver banking trojans, to also distribute simpler malware such as SMS stealers and basic spyware. These campaigns are propagated via dropper apps masquerading as government or banking apps in India and other parts of Asia, ThreatFabric said in a report

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⚡ Weekly Recap: WhatsApp 0-Day, Docker Bug, Salesforce Breach, Fake CAPTCHAs, Spyware App & More

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. The news this week shows how attackers are mixing methods—combining stolen access, unpatched software, and clever tricks to move from small entry points to large

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When Browsers Become the Attack Surface: Rethinking Security for Scattered Spider

As enterprises continue to shift their operations to the browser, security teams face a growing set of cyber challenges. In fact, over 80% of security incidents now originate from web applications accessed via Chrome, Edge, Firefox, and other browsers. One particularly fast-evolving adversary, Scattered Spider, has made it their mission to wreak havoc on enterprises by specifically targeting

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ScarCruft Uses RokRAT Malware in Operation HanKook Phantom Targeting South Korean Academics

Cybersecurity researchers have discovered a new phishing campaign undertaken by the North Korea-linked hacking group called ScarCruft (aka APT37) to deliver a malware known as RokRAT. The activity has been codenamed Operation HanKook Phantom by Seqrite Labs, stating the attacks appear to target individuals associated with the National Intelligence Research Association, including academic figures

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How To Enact Meaningful Change This International Women in Cyber Day

September 1st marks International Women in Cyber Day. While notable strides in progress have been made for women in the industry, there are still roadblocks that impede many career journeys.