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mobile
That attractive online ad might be a malware trap

Malware increasingly travels through the infrastructure that delivers online advertising. The Media Trust’s Global Report on Digital Trust, Ad Integrity, and the Protection of …

OAuth
Threat actors weaponize OAuth redirection logic to deliver malware

An ongoing phishing campaign is abusing the OAuth authentication redirection mechanism to avoid triggering conventional email and browser defenses, Microsoft researchers have …

npm
Self-spreading npm malware targets developers in new supply chain attack

Security researchers have uncovered another supply chain attack targeting developers: 19 typosquatting npm packages published on npmjs.com that steal credentials, infect …

PromptSpy
PromptSpy: First Android malware to use generative AI in its execution flow

ESET researchers have discovered PromptSpy, the first known Android malware to abuse generative AI as part of its execution flow in order to achieve persistence. This marks …

Android
Firmware-level Android backdoor found on tablets from multiple manufacturers

A new Android backdoor embedded directly in device firmware can quietly take control of apps and harvest data, Kaspersky researchers found. The malware, named Keenadu, was …

LockBit
LockBit 5.0 ransomware expands its reach across Windows, Linux, and ESXi

The Acronis Threat Research Unit (TRU) has identified a new and significantly enhanced version of the LockBit ransomware, LockBit 5.0, currently being deployed in active …

malware
Trojanized 7-Zip downloads turn home computers into proxy nodes

A trojanized version of the popular 7-Zip software is quietly turning home computers into residential proxy nodes, Malwarebytes warns. Spurred by a Reddit post in which a user …

Poland’s energy control systems were breached through exposed VPN access

On 29 December 2025, coordinated cyberattacks unfolded across Poland’s critical infrastructure, targeting energy and industrial organizations. The attackers struck numerous …

eScan AV users targeted with malicious updates

The update infrastructure for eScan antivirus, a product of Indian cybersecurity company MicroWorld Technologies, has been compromised by unknown attackers to deliver a …

open source malware
Open-source malware zeroes in on developer environments

Open source malware activity during 2025 concentrated on a single objective: executing code inside developer environments, according to Sonatype. The focus reflected a broader …

romance scam
A fake romance turns into an Android spyware infection

ESET researchers have identified an Android spyware campaign that uses romance scam tactics to target individuals in Pakistan. The operation relies on a malicious app …

WinRAR vulnerability still a go-to tool for hackers, Mandiant warns

State-sponsored hackers and financially motivated attackers continue leveraging a critical WinRAR vulnerability (CVE-2025-8088) that’s been fixed over half a year ago. …

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