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Microsoft has formally tied the exploitation of security flaws in internet-facing SharePoint Server instances to two Chinese hacking groups called Linen Typhoon and Violet Typhoon as early as July 7, 2025, corroborating earlier reports
Also, Researchers Exploit Tesla Wall Connector Via Charging CableThis week: Chinese Salt Typhoon hackers hit Viasat, researchers hacked a Tesla charger, Sitecore CMS flaws, Krispy Kreme disclosed hacking damage, Archetyp Market taken down. Episource disclosed a ransomware hack and Spain ruled out cyberattack for the April Iberian blackout.
A China-linked unnamed threat actor dubbed Chaya_004 has been observed exploiting a recently disclosed security flaw in SAP NetWeaver
UAT-5918 Breaches Taiwan's Critical Sectors Using N-Day Flaws for CyberespionageHackers with ties to China-based hacking groups including Volt Typhoon are breaching Taiwan's critical infrastructure by exploiting unpatched web and application servers as entry points for a cyberespionage campaign. Cisco Talos threat hunters identified the new threat actor as UAT-5918.
UNC5174 Exploited F5 BIG-IP and ScreenConnect VulnerabilitiesA likely Chinese hacker-for-hire used high-profile vulnerabilities in a campaign targeting a slew of Southeast Asian and U.S. governmental and research organizations, says threat intel firm Mandiant. Rapid exploitation of newly patched flaws has become a hallmark of Chinese threat actors.
A pair of zero-day flaws identified in Ivanti Connect Secure (ICS) and Policy Secure have been chained by suspected China-linked nation-state actors to breach less than 10 customers
A suspected Chinese-nexus hacking group exploited a recently disclosed zero-day flaw in Barracuda Networks Email Security Gateway (ESG) appliances to breach government, military, defense and aerospace, high-tech industry, and telecom sectors as part of a global espionage campaign
The zero-day exploitation of a now-patched medium-security flaw in the Fortinet FortiOS operating system has been linked to a suspected Chinese hacking group