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6,854 results in Threat Reports
Mobile Malware Soars in Q3 2025: Key Insights from Kaspersky's Global Report
In Q3 2025, Kaspersky reported a significant surge in mobile malware activity, with 47 million attacks prevented globally targeting Android devices with Trojans, adware, banking malware, and ransomware. Threat actors exploited new variants—including BADBOX and sophisticated Trojans like Triada and Fakemoney—utilizing methods such as pre-installed backdoors and malicious app mods. Mobile banking Trojans (especially Mamont and Coper) and region-targeted malware attacks in Turkey, India, Iran, and Germany impacted financial data security and user privacy, highlighting expanding attacker sophistication and supply chain compromise. This incident is critical as it illustrates the rising prevalence and complexity of mobile threats, coinciding with increased ransomware attacks and evolving delivery channels. The continued targeting of financial apps and global user bases signals an urgent need for organizations to strengthen mobile security, visibility, and compliance with privacy mandates.
ServiceNow AI Agents Breached in 2025 via Second-Order Prompt Injection
In November 2025, security researchers uncovered a novel method by which ServiceNow's Now Assist generative AI platform could be manipulated through second-order prompt injection attacks. By exploiting default configurations and inherent agent-to-agent communication, attackers could coerce agentic AI features into executing unauthorized operations. This exposure allowed malicious actors to access, copy, and exfiltrate sensitive enterprise data without proper user authorization. The attack leverages prompt injection to bypass intended policy boundaries, posing significant data risk to organizations relying on ServiceNow’s AI-driven automations. This incident highlights a growing threat landscape in which AI agent-to-agent interactions are harnessed for sophisticated attacks. With increased enterprise adoption of generative AI and autonomous agents, security around configuration and prompt validation has become mission-critical. Organizations should assess agent communication safeguards and be vigilant against emerging prompt injection and shadow AI risks.
EdgeStepper: PlushDaemon’s DNS Hijack Shakes Supply Chain Trust
In late 2025, the threat actor PlushDaemon leveraged a custom Go-based implant named EdgeStepper to facilitate a sophisticated supply chain attack targeting organizations relying on automated software updates. By hijacking DNS queries via EdgeStepper, attackers rerouted legitimate update traffic to attacker-controlled infrastructure, covertly delivering malware payloads. This adversary-in-the-middle campaign exploited a weakness in outbound traffic validation and DNS trust, leading to silent compromise of enterprise endpoints through poisoned software update mechanisms. The incident resulted in widespread concerns over supply chain integrity and exposed gaps in security monitoring of encrypted or internal network flows. This incident highlights the growing trend of adversaries exploiting DNS and software supply chains as primary attack vectors. With regulatory and industry focus tightening on secure update mechanisms and zero trust, similar AitM tactics are escalating in both frequency and sophistication, requiring renewed urgency for organizations to enhance detection at the DNS and network boundary layers.
Operation WrtHug: Tens of Thousands of ASUS Routers Hijacked in Global Botnet Surge
In late 2025, tens of thousands of end-of-life ASUS routers worldwide were hijacked in a large-scale operation dubbed "WrtHug." The attackers exploited six unpatched vulnerabilities in outdated ASUS WRT firmware, targeting devices primarily in Taiwan, the U.S., and Russia, among others. After gaining unauthorized access, WrtHug actors enrolled these routers into a global botnet, leveraging them for coordinated command-and-control traffic and potentially for further attacks. The campaign highlighted the sustained risk posed by unsupported network equipment in both consumer and business environments. This incident underscores an ongoing surge in attacks targeting aging and end-of-life IoT devices, as cybercriminals capitalize on lapses in patching and lifecycle management. Organizations globally are under renewed pressure to inventory, segment, and securely retire vulnerable network infrastructure as such botnet tactics intensify.
NHS Flags PoC Exploit for 7-Zip Symlink RCE Vulnerability (CVE-2025-11001)
In November 2025, NHS England Digital issued an advisory regarding a significant vulnerability (CVE-2025-11001) in the popular 7-Zip compression software. While no active in-the-wild exploitation was detected, a publicly available proof-of-concept (PoC) exploit for a symbolic link–based remote code execution (RCE) flaw raised concerns of imminent risk. The flaw, if exploited, could allow attackers to execute arbitrary code on systems using 7-Zip, threatening the confidentiality, integrity, and availability of healthcare data critical to NHS operations. Security teams were urged to prioritize patching and closely monitor for suspicious activity. This incident highlights a broader industry trend: attackers are rapidly weaponizing PoC exploits for newly disclosed vulnerabilities, targeting widely used utilities to enable lateral movement and privilege escalation. The urgency of patching and proactive threat detection has never been greater, especially for organizations in regulated sectors like healthcare.
WhatsApp Hijack: Eternidade Stealer Campaign Hits Brazilian Users via Python Worm
In November 2025, cybersecurity researchers identified a sophisticated campaign targeting Brazilian users via WhatsApp, where attackers leveraged a Python-based worm combined with social engineering tactics. Victims were tricked into installing a worm that hijacked WhatsApp sessions and propagated itself to contacts, while delivering a Delphi-based banking trojan known as Eternidade Stealer. The campaign exploited IMAP to dynamically resolve command-and-control infrastructure, enabling threat actors to orchestrate info-stealing and credential harvesting at scale and with resilience to takedown attempts. The incident had significant implications for financial fraud and impacted numerous personal and business WhatsApp accounts across Brazil. This campaign is emblematic of a wider surge in malware leveraging messaging platforms for lateral movement and rapid propagation. The popularity of WhatsApp, combined with increasingly modular infostealers and TTP reuse by criminal groups, highlights the urgent need for proactive controls and visibility across both east-west and outbound communication paths.
Cloudflare 2025 Outage: A Wakeup Call for Web Security Resilience
In November 2025, Cloudflare suffered a significant intermittent outage lasting approximately eight hours, which disrupted access for many major websites relying on its services for security and DNS management. The outage was caused by an internal configuration error that expanded a critical feature file, impacting Cloudflare's Bot Management system and resulting in platform instability. Some organizations temporarily bypassed Cloudflare, exposing themselves directly to internet traffic and revealing vulnerabilities previously shielded by Cloudflare's protective layers, such as web application firewall (WAF), bot filtering, and DNS controls. These exposures led to increased malicious probing, raising concerns about previously undetected weaknesses and an overreliance on single-vendor security solutions. The incident highlights the growing operational and security risks of single-vendor dependency, especially as organizations rely more heavily on integrated cloud platforms for web security and availability. Broad industry adoption of zero trust and multi-cloud strategies is now a pressing priority to mitigate similar service disruptions and emergent threats.
CISA Flags New Chromium Browser Exploit: CVE-2025-13223 in Active Use
On November 19, 2025, the Cybersecurity and Infrastructure Security Agency (CISA) added CVE-2025-13223—an actively exploited type confusion vulnerability in the Google Chromium V8 JavaScript engine—to its Known Exploited Vulnerabilities (KEV) Catalog. This flaw allows remote attackers to execute arbitrary code via a crafted web page, exploiting weaknesses in Chromium-based browsers used by federal and commercial entities. Threat actors have been leveraging this vulnerability to deliver malware and potentially gain unauthorized access to systems, heightening risk across government and enterprise environments. This incident is highly relevant as attackers continue to target zero-day and rapidly weaponized browser flaws, reflecting a broader trend of exploiting client-side vulnerabilities to bypass traditional network defenses. Regulatory and industry pressure for rapid patch management and strong endpoint protection is intensifying as attackers' tactics evolve.
Iran-Nexus UNC1549 Targets Aerospace: 2024 Cyberattack Details
In early 2024, the Iranian-aligned threat actor group identified as UNC1549 orchestrated targeted cyberattacks against aerospace and defense organizations across the US, Israel, UAE, Qatar, Spain, and Saudi Arabia. Researchers discovered that the group leveraged sophisticated spear-phishing campaigns and custom malware implants to infiltrate sensitive networks, focusing primarily on exfiltrating confidential intellectual property and operational data. The campaign showcased advanced persistence techniques and bypassed standard security controls, leading to operational disruption and heightened espionage risk for impacted organizations. These attacks highlight a broader trend of nation-state threat actors increasingly focusing on strategic sectors with evolving tools and tactics. The targeting of multiple geographies underscores the global nature of aerospace security risks and pressing regulatory and compliance expectations.
Cloud Firewall Flaws Lead to Widespread IoT Takeovers in 2024
In early 2024, security researchers uncovered a critical cloud misconfiguration enabling silent takeover of internet-connected IoT devices by exploiting gaps in firewall and router management interfaces. Attackers, leveraging lax default policies and insufficient segmentation in multi-cloud environments, gained unauthorized access to endpoints despite security software being in place. The exploit did not require the devices to be directly connected to the public internet—instead, it relied on weaknesses within cloud firewall interfaces and poor east-west traffic controls, allowing attackers to pivot laterally and compromise large numbers of devices with little to no detection. The resulting impact includes device disruption, risk of data exfiltration, and potential staging for larger attacks. This incident comes amid a surge in attacks against IoT and operational technology, with adversaries increasingly targeting missteps in cloud security architectures rather than application-level flaws. The trend underscores the urgency for organizations to implement multi-layered segmentation, robust policy enforcement, and continuous cloud configuration monitoring to defend against rapidly-evolving lateral movement tactics.
Critical Vulnerabilities in Railway Braking Systems Expose OT Security Gaps
In June 2024, security researchers discovered multiple vulnerabilities in the braking systems of modern trains, revealing that low-cost, readily available hardware could be used to exploit weaknesses in operational technology (OT) environments. Attackers demonstrated that by using items such as recycled cans and basic electronics sourced online, they could manipulate communication between the train conductor's controls and the braking systems. The lack of encrypted traffic and segmentation allowed malicious actors to reroute or interrupt braking commands, posing severe safety and operational risks to critical railway infrastructure. This incident underscores a broader trend of cyber-physical risk in OT systems, where traditional safety assumptions are being undermined by the exposure of legacy protocols and weak internal controls. As rail operators increasingly digitize and connect systems, adversaries have more opportunities to exploit gaps in lateral defenses and traffic security.
Cloudflare's 2024 Outage: How a Simple Misconfiguration Led to Global Disruption
In June 2024, Cloudflare, a leading cloud services provider, experienced a major global outage initially suspected to be the result of a distributed denial-of-service (DDoS) attack. Further investigation revealed that the real cause was an internal configuration error: a routine permissions update inadvertently triggered a critical software failure within network infrastructure, disrupting access to innumerable customer websites and business services for several hours worldwide. The incident underscored the fragile interplay between automated change management and resiliency of cloud-based operations. This outage is especially timely as organizations accelerate cloud adoption and automation, increasing their susceptibility to operational lapses and accidental misconfigurations. Regulatory bodies and industry frameworks are now sharpening requirements for cloud governance, real-time visibility, and robust change controls to mitigate such risks.