Months After Patch, WinRAR Bug Poised to Hit SMBs Hardest
Russian and Chinese nation-state attackers are exploiting a months-old WinRAR vulnerability, despite a patch that came out last July.
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Russian and Chinese nation-state attackers are exploiting a months-old WinRAR vulnerability, despite a patch that came out last July.
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
Chinese Attackers Among Those Tied to Attempted Exploits of FortiSIEM AppliancesCritical vulnerabilities in edge devices are continuing to be discovered by security researchers and rapidly targeted by attackers. Lately, this includes a critical vulnerability in Fortinet's FortiSIEM appliances, which Chinese and other hackers began targeting just two days post-patch.
Cisco on Thursday released security updates for a maximum-severity security flaw impacting Cisco AsyncOS Software for Cisco Secure Email Gateway and Cisco Secure Email and Web Manager, nearly a month after the company disclosed that it had been exploited as a zero-day by a China-nexus advanced persistent threat (APT) actor codenamed UAT-9686
No timeline for a patch Suspected Chinese-government-linked threat actors have been battering a maximum-severity Cisco AsyncOS zero-day vulnerability in some Secure Email Gateway (SEG) and Secure Email and Web Manager (SEWM) appliances for nearly a month, and there's no timeline for a fix.…
A maximum-severity vulnerability affecting the React JavaScript library is under attack by Chinese-nexus actors, further stressing the need to patch now.
Also, North Korean Hackers Remotely Wipe Android DevicesThis week, the U.K. government probed Chinese electric buses for a kill switch, APT37 abused Google's Find Hub in South Korea, Conduent said its January hack will cost it more, Hyundai disclosed a breach and Patch Tuesday. OWASP added two new categories to its Top 10 web application vulnerabilities.
Chinese Hackers Target European Diplomats with LNK File FlawChinese nation-state hackers are exploiting a Windows vulnerability to hack European diplomatic outposts, say security researchers - but operating system giant Microsoft says the flaw doesn't merit a patch. Hackers used a flaw already compromised by North Korea and Russia.
CISA has ordered federal agencies to patch a high-severity vulnerability in Broadcom's VMware Aria Operations and VMware Tools software, exploited by Chinese hackers since October 2024. [...]
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
Concerns Grow Over F5 Hacking Amid Stalled Government ShutdownFederal officials are scrambling to contain nation-state hackers exploiting stolen source code from networking devices and software maker F5 amid staffing pressures created by the ongoing government shutdown. Stolen files reportedly include undisclosed vulnerabilities F5 had been researching.
Broadcom has patched a high-severity privilege escalation vulnerability in its VMware Aria Operations and VMware Tools software, which has been exploited in zero-day attacks since October 2024. [...]
A newly patched security flaw impacting Broadcom VMware Tools and VMware Aria Operations has been exploited in the wild as a zero-day since mid-October 2024 by a threat actor called UNC5174, according to NVISO Labs
A Chinese hacking group is deploying Warlock ransomware on Microsoft SharePoint servers vulnerable to widespread attacks targeting the recently patched ToolShell zero-day exploit chain. [...]
A likely China-nexus threat actor has been exploiting unpatched Ivanti vulnerabilities to gain initial access to victim networks and then patching the systems to block others from breaking in to the same network.
A Chinese-speaking threat actor tracked as UAT-6382 has been linked to the exploitation of a now-patched remote-code-execution vulnerability in Trimble Cityworks to deliver Cobalt Strike and VShell
A recently patched pair of security flaws affecting Ivanti Endpoint Manager Mobile (EPMM) software has been exploited by a China-nexus threat actor to target a wide range of sectors across Europe, North America, and the Asia-Pacific region
More Evidence Surfaces of Chinese Hackers Targeting Ivanti ProductsA suspected Chinese cyberespionage operation is behind a spate of malware left on VPN appliances made by Ivanti. The threat actor used a critical security vulnerability the Utah company patched in February. "We are aware of a limited number of customers whose appliances have been exploited."
Ivanti has released security updates to patch a critical Connect Secure remote code execution vulnerability exploited by a China-linked espionage actor to deploy malware since at least mid-March 2025. [...]
CISA Publishes Anatomy of Advanced Ivanti VPN MalwareHackers using Trojans connected to a malware family deployed by Chinese nation-state hackers are actively exploiting a now-patched vulnerability in Ivanti Connect Secure appliances. The malware "contains capabilities of a rootkit, dropper, backdoor, bootkit, proxy and tunneler."