Latest cybersecurity reporting from selected sources.

The NetNut proxy network and the ‘Popa’ botnet are known to have infected devices with variants of Mirai DDoS botnets

Threat actors are exploiting security flaws in TBK DVR and end‑of‑life (EoL) TP-Link Wi-Fi routers to deploy Mirai-botnet variants on compromised devices, according to findings from Fortinet FortiGuard Labs and Palo Alto Networks Unit 42

Threat actors are weaponizing exposed Java Debug Wire Protocol (JDWP) interfaces to obtain code execution capabilities and deploy cryptocurrency miners on compromised hosts

This blog uncovers an active campaign exploiting CVE-2025-3248 in Langflow versions before 1.3.0 that deploys the Flodrix botnet, enabling threat actors to achieve full system compromise, initiate DDoS attacks, and potentially exfiltrate sensitive data.

A now-patched critical security flaw in the Wazur Server is being exploited by threat actors to drop two different Mirai botnet variants and use them to conduct distributed denial-of-service (DDoS) attacks

Threat actors have been observed actively exploiting security flaws in GeoVision end-of-life (EoL) Internet of Things (IoT) devices to corral them into a Mirai botnet for conducting distributed denial-of-service (DDoS) attacks

Yet another spinoff of the infamous DDoS botnet is exploiting a known vulnerability in active attacks, while its threat actors are promoting it on Telegram for other attackers to use as well, in a DDoS-as-a-service model.

Also: US Prosecutors Charge Suspected North Korean IT Worker CollaboratorsThis week, researchers spied Palo Alto firewall flaws, a North Korean IT worker conspiracy, ChatGPT as DDoS vector. Chinese hackers targeted a VPN maker, a fake PyPi package and a Russian threat actor shifted tactics. BreachForums admin faces prison and scammers used the release of Ross Ulbricht.

Threat actors are exploiting an unspecified zero-day vulnerability in Cambium Networks cnPilot routers to deploy a variant of the AISURU botnet called AIRASHI to carry out distributed denial-of-service (DDoS) attacks

Likely Russian Hacker Exploits IoT Vulnerabilities, Many Known for YearsAn apparent Russian script kiddie is converting widespread security gaps into powerful botnets capable of launching global-scale distributed denial-of-service attacks. A threat actor with the online moniker "Matrix" is exploiting IoT vulnerabilities such as default credentials and outdated software.

A threat actor named Matrix has been linked to a widespread distributed denial-of-service (DoD) campaign that leverages vulnerabilities and misconfigurations in Internet of Things (IoT) devices to co-opt them into a disruptive botnet

German law enforcement authorities have announced the disruption of a criminal service called dstat[.]cc that made it possible for other threat actors to easily mount distributed denial-of-service (DDoS) attacks

Unauthenticated threat actors can remotely cause a denial-of-service (DoS) cyberattack within the Remote Access VPN software in Cisco's ASA and Firepower software.

Russian Actors Disrupt Websites of Political Party, Business and Government GroupsPlans by Japan and U.S. to conduct military exercises near the coast of eastern Russia prompted Russia-linked threat actors to unleash a series of denial-of-service attacks this week against a dozen websites in Japan including the majority political party, business groups and governments.

A recently disclosed vulnerability in the Common Unix Printing System (CUPS) open-source printing system can be exploited by threat actors to launch distributed denial-of-service (DDoS) attacks with a 600x amplification factor. [...]

The Internet Systems Consortium (ISC) has released patches to address multiple security vulnerabilities in the Berkeley Internet Name Domain (BIND) 9 Domain Name System (DNS) software suite that could be exploited to trigger a denial-of-service (DoS) condition

Multiple threat actors have been observed exploiting a recently disclosed security flaw in PHP to deliver remote access trojans, cryptocurrency miners, and distributed denial-of-service (DDoS) botnets

In attacks over the past three months, threat actors have exploited more than 80 vulnerabilities to accelerate distribution of the Mirai variant.

The threat actors behind the CatDDoS malware botnet have exploited over 80 known security flaws in various software over the past three months to infiltrate vulnerable devices and co-opt them into a botnet for conducting distributed denial-of-service (DDoS) attacks

Multiple security flaws have been disclosed in VMware Workstation and Fusion products that could be exploited by threat actors to access sensitive information, trigger a denial-of-service (DoS) condition, and execute code under certain circumstances