Category: Security Affairs

Undocumented hidden feature found in Espressif ESP32 microchip

Experts discovered an undocumented hidden feature in the ESP32 microchip manufactured by Espressif, which is used in over 1 billion devices. At the RootedCON, researchers at Tarlogic Innovation presented their findings on undocumented commands in the ESP32 microchip designed by…

SECURITY AFFAIRS MALWARE NEWSLETTER ROUND 36

Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape. Cellebrite zero-day exploit used to target phone of Serbian student activist   One in Four Cyberattacks in 2024 Traced to Infostealers, Huntress…

Medusa Ransomware targeted over 40 organizations in 2025

Medusa ransomware has claimed nearly 400 victims since January 2023, with attacks increasing by 42% between 2023 and 2024. The Symantec Threat Hunter Team reported that the Medusa ransomware operators have claimed nearly 400 victims since January 2023. Experts observed…

Elastic patches critical Kibana flaw allowing code execution

Elastic fixed a critical flaw in the Kibana data visualization dashboard software for Elasticsearch that could lead to arbitrary code execution. Elastic released security updates to address a critical vulnerability, tracked as CVE-2025-25012 (CVSS score of 9.9), impacting the Kibana data visualization dashboard software for Elasticsearch. Kibana provides visualization capabilities…

China-linked APT Silk Typhoon targets IT Supply Chain

Microsoft warns that China-backed APT Silk Typhoon linked to US Treasury hack, is now targeting global IT supply chains, using IT firms to spy and move laterally. Microsoft reported that China-linked APT group Silk Typhoon has shifted tactics to target…

New Eleven11bot botnet infected +86K IoT devices

The Eleven11bot botnet has infected over 86,000 IoT devices, mainly security cameras and network video recorders (NVRs). Researchers from Nokia Deepfield Emergency Response Team (ERT) discovered a new botnet named Eleven11bot that has already infected over 86,000 IoT devices. Most…

VMware fixed three actively exploited zero-days in ESX products

Broadcom has addressed three VMware zero-day vulnerabilities in ESX products that are actively exploited in the wild. Broadcom released security updates to address three VMware zero-day vulnerabilities in ESX products that are actively exploited in the wild. The flaws, respectively…