Jan 16, 2026Ravie LakshmananZero-Day / Cyber Espionage A threat actor likely aligned with China has been observed targeting critical infrastructure sectors in North America since at least last year. Cisco Talos, which is tracking the activity under the name UAT-8837, assessed it to be a China-nexus advanced persistent threat (APT) actor with medium confidence based…
Dec 18, 2025Ravie LakshmananMalware / Cloud Security A previously undocumented China-aligned threat cluster dubbed LongNosedGoblin has been attributed to a series of cyber attacks targeting governmental entities in Southeast Asia and Japan. The end goal of these attacks is cyber espionage, Slovak cybersecurity company ESET said in a report published today. The threat activity cluster…
Dec 05, 2025Ravie LakshmananVulnerability / Software Security Two hacking groups with ties to China have been observed weaponizing the newly disclosed security flaw in React Server Components (RSC) within hours of it becoming public knowledge. The vulnerability in question is CVE-2025-55182 (CVSS score: 10.0), aka React2Shell, which allows unauthenticated remote code execution. It has been…
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Thursday released details of a backdoor named BRICKSTORM that has been put to use by state-sponsored threat actors from the People’s Republic of China (PRC) to maintain long-term persistence on compromised systems. “BRICKSTORM is a sophisticated backdoor for VMware vSphere and Windows environments,” the agency said….