Most email defenses still do the job they did a decade ago. Scan the message, look for something malicious, block it. That worked when the danger sat in the payload, a bad link or an attachment. It stopped working when the danger moved into the message's intent, and it is failing now that the sender is no longer a person. From Bad Content to Bad Intent to...
Cybersecurity researchers have flagged a global cybercrime operation that abuses thousands of hacked WordPress websites as infrastructure to disseminate malware, commandeer infected hosts, store stolen documents, screenshots, and activity logs created to track the status of the activity. "The operation doesn't rely on a single piece of malware, but on a w...
Malware
Microsoft has resolved a bug that caused Windows Defender to crash after a recent security update, resulting in 0xc0000005 access violation errors on some affected systems. [...]
The cybercrime gang has listed major companies such as Shell, Philips, Fiserv, Zebra, Mindray, and Largan Precision. The post Cl0p Ransomware Group Names Over 40 Victims of PTC Windchill Campaign appeared first on SecurityWeek.
Ransomware
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Tuesday added four critical vulnerabilities to its Known Exploited Vulnerabilities (KEV) catalog, stating they are being exploited in the wild. The shortcomings added to the KEV catalog are listed below - CVE-2026-65400 (CVSS score: 9.8) - An improper authentication vulnerability impactin...
The flaws can be exploited for remote code execution, authentication bypass, and device takeover. The post CISA Urges Immediate Patching of Exploited Microsoft, VMware, Apple Vulnerabilities appeared first on SecurityWeek.
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) warned that hackers are exploiting a critical-severity remote code execution (RCE) flaw in the Windows Internet Key Exchange (IKE) Service Extensions component. [...]
Active exploitationCritical
The fixes resolve over 1,000 vulnerabilities across two dozen products, including over 460 remotely exploitable bugs. The post 943 Patches Rolled Out With Oracle’s August 2026 Security Update appeared first on SecurityWeek.
Microsoft has reminded customers that systems running Home and Pro editions of Windows 11 24H2 will stop receiving updates in two months. [...]
The bugs could lead to code execution, privilege escalation, sandbox escape, and information disclosure. The post Chrome, Firefox Updates Patch Dozens of Vulnerabilities appeared first on SecurityWeek.
The FBI said Tuesday that the Medusa ransomware gang has breached more than 500 critical infrastructure organizations in the United States since June 2021. [...]
CriticalRansomware
The data breach was initially believed to affect roughly 350,000 people, but the HHS breach tracker shows a far bigger impact. The post CareCloud Data Breach Impact Grows to 3.7 Million Individuals appeared first on SecurityWeek.
Data breach
Microsoft Defender Experts have linked more than 30 web domains to MacSync Stealer, a macOS-focused information stealer, after correlating recurring endpoint and network behaviors across changing infrastructure, tracing the malware from payload retrieval through data collection, staging, and exfiltration. The tech giant said it required multiple endpoint ...
Malware
A JavaServer Pages (JSP) web shell deployed following the exploitation of a critical security flaw in PTC Windchill and FlexPLM servers is specifically designed for the enterprise Product Lifecycle Management (PLM) software, according to new findings from ReliaQuest. The cybersecurity company characterized the web shell as a fully equipped extortion platf...
Critical
In the first purported "near-autonomous" attack on a nation-state, a Chinese-language operator used a complex AI framework to target and compromise government agencies, likely in Taiwan.
A lack of technical details could make it hard for organizations running self-managed GitLab versions to detect potential exploitation of CVE-2026-19478.
Researchers discovered a "meta-hacking" technique that can manipulate the AI service into revealing its own security weaknesses.
Comcast is promoting WiFi-based motion detection as a part of its new Xfinity Shield home protection platform, allowing routers and wireless devices to detect people moving through a home without cameras or motion sensors. [...]