November 2025 – Page 5 – Learn and Explore

November 20, 2025
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CTM360 Exposes a Global WhatsApp Hijacking Campaign: HackOnChat

CTM360 has identified a rapidly expanding WhatsApp account-hacking campaign targeting users worldwide via a network of deceptive authentication portals and impersonation pages. The campaign, internally dubbed HackOnChat, abuses WhatsApp’s familiar web interface, using social engineering tactics to trick users into compromising their accounts. Investigators identified thousands of malicious URLs

November 20, 2025
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Iran-Linked Hackers Mapped Ship AIS Data Days Before Real-World Missile Strike Attempt

Threat actors with ties to Iran engaged in cyber warfare as part of efforts to facilitate and enhance physical, real-world attacks, a trend that Amazon has called cyber-enabled kinetic targeting. The development is a sign that the lines between state-sponsored cyber attacks and kinetic warfare are increasingly blurring, necessitating...

November 20, 2025
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TamperedChef Malware Spreads via Fake Software Installers in Ongoing Global Campaign

Threat actors are leveraging bogus installers masquerading as popular software to trick users into installing malware as part of a global malvertising campaign dubbed TamperedChef. The end goal of the attacks is to establish persistence and deliver JavaScript malware that facilitates remote access and control, per a new report...

November 19, 2025
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Hackers Actively Exploiting 7-Zip Symbolic Link–Based RCE Vulnerability (CVE-2025-11001)

A recently disclosed security flaw impacting 7-Zip has come under active exploitation in the wild, according to an advisory issued by the U.K. NHS England Digital on Tuesday. The vulnerability in question is CVE-2025-11001 (CVSS score: 7.0), which allows remote attackers to execute arbitrary code. It has been addressed...

November 19, 2025
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Python-Based WhatsApp Worm Spreads Eternidade Stealer Across Brazilian Devices

Cybersecurity researchers have disclosed details of a new campaign that leverages a combination of social engineering and WhatsApp hijacking to distribute a Delphi-based banking trojan named Eternidade Stealer as part of attacks targeting users in Brazil. “It uses Internet Message Access Protocol (IMAP) to dynamically retrieve command-and-control (C2) addresses,...

November 19, 2025
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WrtHug Exploits Six ASUS WRT Flaws to Hijack Tens of Thousands of EoL Routers Worldwide

A newly discovered campaign has compromised tens of thousands of outdated or end-of-life (EoL) ASUS routers worldwide, predominantly in Taiwan, the U.S., and Russia, to rope them into a massive network. The router hijacking activity has been codenamed Operation WrtHug by SecurityScorecard’s STRIKE team. Southeast Asia and European countries...

November 19, 2025
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Application Containment: How to Use Ringfencing to Prevent the Weaponization of Trusted Software

The challenge facing security leaders is monumental: Securing environments where failure is not an option. Reliance on traditional security postures, such as Endpoint Detection and Response (EDR) to chase threats after they have already entered the network, is fundamentally risky and contributes significantly to the half-trillion-dollar annual cost of...

November 19, 2025
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ServiceNow AI Agents Can Be Tricked Into Acting Against Each Other via Second-Order Prompts

Malicious actors can exploit default configurations in ServiceNow’s Now Assist generative artificial intelligence (AI) platform and leverage its agentic capabilities to conduct prompt injection attacks. The second-order prompt injection, according to AppOmni, makes use of Now Assist’s agent-to-agent discovery to execute unauthorized actions, enabling attackers to copy and exfiltrate...

November 19, 2025
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EdgeStepper Implant Reroutes DNS Queries to Deploy Malware via Hijacked Software Updates

The threat actor known as PlushDaemon has been observed using a previously undocumented Go-based network backdoor codenamed EdgeStepper to facilitate adversary-in-the-middle (AitM) attacks. EdgeStepper “redirects all DNS queries to an external, malicious hijacking node, effectively rerouting the traffic from legitimate infrastructure used for software updates to attacker-controlled infrastructure

November 19, 2025
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Fortinet Warns of New FortiWeb CVE-2025-58034 Vulnerability Exploited in the Wild

Fortinet has warned of a new security flaw in FortiWeb that it said has been exploited in the wild. The medium-severity vulnerability, tracked as CVE-2025-58034, carries a CVSS score of 6.7 out of a maximum of 10.0. “An Improper Neutralization of Special Elements used in an OS Command (‘OS...