ShowDoc RCE Flaw CVE-2025-0520 Actively Exploited on Unpatched Servers
A critical security vulnerability impacting ShowDoc, a document management and collaboration service popular in China, has come under active exploitation in the wild
Stay updated with the latest information security trends, threats, and strategies emerging from China. Discover how China shapes global cybersecurity.
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Background for this topic.
China in the context of information security is a multifaceted subject that encompasses the nation's cyber policies, defense mechanisms, and offensive cyber capabilities. It includes analysis of China's approach to protecting its own digital infrastructure, regulations governing cyber activities within its borders, and its stance on internet sovereignty. Additionally, this topic delves into the country's role in global cyber incidents, including allegations of state-sponsored cyber espionage, intellectual property theft, and cyber warfare tactics.
In the sphere of information security, discussions on China often involve their advances in next-generation technological warfare, investments in cyber defense research, and the influence of Chinese technology companies around the world. Moreover, China's impact on supply chain security, particularly in technology manufacturing and software development, is of great significance. All these elements collectively contribute to China being a significant point of interest for cyber security experts, policy makers, and global entities concerned with the implications of cyber threats posed by nation-states.
Weekly headline count for the current query.
A critical security vulnerability impacting ShowDoc, a document management and collaboration service popular in China, has come under active exploitation in the wild
A maximum severity security vulnerability in Dell RecoverPoint for Virtual Machines has been exploited as a zero-day by a suspected China-nexus threat cluster dubbed UNC6201 since mid-2024, according to a new report from Google Mandiant and Google Threat Intelligence Group (GTIG)
A new threat actor called Amaranth Dragon, linked to APT41 state-sponsored Chinese operations, exploited the CVE-2025-8088 vulnerability in WinRAR in espionage attacks on government and law enforcement agencies. [...]
Google on Tuesday revealed that multiple threat actors, including nation-state adversaries and financially motivated groups, are exploiting a now-patched critical security flaw in RARLAB WinRAR to establish initial access and deploy a diverse array of payloads
2 More Vulnerabilities Need Patching in React Server Components, Warns VercelMass exploitation of the "React2Shell" - CVE-2025-55182 - vulnerability remains underway by nation-state hackers tied to China, North Korea and Iran, as well as financially motivated cybercriminals running everything from cryptomining malware to DDoS services, security experts warn.
React2Shell (CVE-2025-55182) is under active exploitation by Earth Lamia and Jackpot Panda, risking over two million instances worldwide
Multiple China-linked threat actors began exploiting the React2Shell vulnerability (CVE-2025-55182) affecting React and Next.js just hours after the max-severity issue was disclosed. [...]
A critical security issue in a popular endpoint manager (CVE-2025-61932) allowed Chinese state-sponsored attackers to backdoor Japanese businesses.
Hackers believed to be associated with China have leveraged the ToolShell vulnerability (CVE-2025-53770) in Microsoft SharePoint in attacks targeting government agencies, universities, telecommunication service providers, and finance organizations. [...]
The U.S. Cybersecurity and Infrastructure Security Agency (CISA), on July 22, 2025, added two Microsoft SharePoint flaws, CVE-2025-49704 and CVE-2025-49706, to its Known Exploited Vulnerabilities (KEV) catalog, based on evidence of active exploitation
A recently disclosed critical security flaw impacting SAP NetWeaver is being exploited by multiple China-nexus nation-state actors to target critical infrastructure networks
A China-linked unnamed threat actor dubbed Chaya_004 has been observed exploiting a recently disclosed security flaw in SAP NetWeaver
In addition to using CVE-2018-0171 and other Cisco bugs to break into telecom networks, the China-sponsored APT is also using using stolen login credentials for initial access.
Cisco has confirmed that a Chinese threat actor known as Salt Typhoon gained access by likely abusing a known security flaw tracked as CVE-2018-0171, and by obtaining legitimate victim login credentials as part of a targeted campaign aimed at major U.S. telecommunications companies
So far, the threat actor has compromised at least five organizations using CVE-2024-39717; CISA has added bug to its Known Exploited Vulnerability database.
Chinese threat actors are targeting ThinkPHP applications vulnerable to CVE-2018-20062 and CVE-2019-9082 to install a persistent web shell named Dama. [...]
Multiple China-nexus threat actors have been linked to the zero-day exploitation of three security flaws impacting Ivanti appliances (CVE-2023-46805, CVE-2024-21887, and CVE-2024-21893)
Even the most careful VMware customers may need to go back and double check that they weren't compromised by a zero-day exploit for CVE-2023-34048.
A Chinese hacking group has been exploiting a critical vCenter Server vulnerability (CVE-2023-34048) as a zero-day since at least late 2021. [...]
Meanwhile, CISA joins the call to patch CVE-2023-4966 immediately amid reports of mass-exploit activity; at least 5,000 orgs remain exposed.