Chinese Threat Actors Exploit ToolShell SharePoint Flaw Weeks After Microsoft’s July Patch

Threat actors with ties to China exploited the ToolShell security vulnerability in Microsoft SharePoint to breach a telecommunications company in the Middle East after it was publicly disclosed and patched in July 2025. Also targeted were government departments in an African country, as well as government agencies in South America, a university in the U.S.,…

Fake Nethereum NuGet Package Used Homoglyph Trick to Steal Crypto Wallet Keys

Cybersecurity researchers have uncovered a new supply chain attack targeting the NuGet package manager with malicious typosquats of Nethereum, a popular Ethereum .NET integration platform, to steal victims’ cryptocurrency wallet keys. The package, Netherеum.All, has been found to harbor functionality to decode a command-and-control (C2) endpoint and exfiltrate mnemonic phrases, private keys, and

Researchers Identify PassiveNeuron APT Using Neursite and NeuralExecutor Malware

Government, financial, and industrial organizations located in Asia, Africa, and Latin America are the target of a new campaign dubbed PassiveNeuron, according to findings from Kaspersky. The cyber espionage activity was first flagged by the Russian cybersecurity vendor in November 2024, when it disclosed a set of attacks aimed at government entities in Latin America…

TARmageddon Flaw in Async-Tar Rust Library Could Enable Remote Code Execution

Cybersecurity researchers have disclosed details of a high-severity flaw impacting the popular async-tar Rust library and its forks, including tokio-tar, that could result in remote code execution under certain conditions. The vulnerability, tracked as CVE-2025-62518 (CVSS score: 8.1), has been codenamed TARmageddon by Edera, which discovered the issue in late August 2025. It impacts several