DomainTools Investigations has released critical findings detailing the expansion of a massive malware-delivery network targeting Chinese-speaking users worldwide. The long-running cluster, active since June 2023, has swelled to approximately 5,000 domains, with researchers identifying over 1,900 new domains between May and November 2025 alone. This latest investigation also marks a significant milestone in defensive cybersecurity, […]
A critical stored cross-site scripting (XSS) vulnerability in Ivanti Endpoint Manager (EPM) enables unauthenticated attackers to hijack administrator sessions by injecting malicious JavaScript into the management dashboard. The vulnerability, identified as CVE-2025-10573 with a CVSS score of 9.6, affects all versions below EPM 2024 SU4 SR1 and poses an immediate threat to enterprise environments managing […]
The indie gaming community faces a new and sophisticated threat. Malicious actors are exploiting itch.io and Patreon to distribute the Lumma Stealer malware disguised as legitimate game updates, targeting unsuspecting gamers through a systematic spam campaign across the platform. Newly created itch.io accounts have been flooding comment sections of legitimate games with templated messages claiming […]
A critical vulnerability in Google Gemini Enterprise and Vertex AI Search, dubbed GeminiJack, that allows attackers to exfiltrate sensitive corporate data without any user interaction or security alerts. The flaw exploits an architectural weakness in how enterprise AI systems process and interpret information, turning the AI itself into an unauthorized access layer for corporate data. How […]
Microsoft has published comprehensive guidance addressing the Shai-Hulud 2.0 supply chain attack, one of the most significant cloud-native ecosystem compromises observed in recent months. The campaign represents a sophisticated threat that exploits the trust inherent in modern software development workflows by targeting developer environments, CI/CD pipelines, and cloud-connected workloads to harvest sensitive credentials and configuration […]
Microsoft has officially addressed a new security vulnerability affecting the Windows Defender Firewall Service that could allow threat actors to access sensitive information on compromised systems. The flaw, identified as CVE-2025-62468, was disclosed as part of the company’s December 2025 security updates. This information disclosure vulnerability poses a risk to organizations that rely on standard […]
During a recent incident response engagement, FortiGuard IR services responded to a sophisticated ransomware attack in which threat actors deployed advanced anti-forensic techniques to eliminate their digital footprint. The attackers deleted malware, cleared logs, and obfuscated tools to prevent analysis. However, FortiGuard researchers made a critical discovery: historical evidence of the deleted malware and attacker […]
Cybersecurity researchers have uncovered a sophisticated Linux malware campaign exploiting the critical React2Shell vulnerability (CVE-2025-55182) to deploy multiple post-exploitation payloads. A newly identified backdoor dubbed “PeerBlight” that leverages the BitTorrent DHT network for resilient command-and-control communications. CVE-2025-55182, publicly disclosed on December 3, 2025, is a critical-severity unauthenticated remote code execution vulnerability affecting React Server Components […]
The Federal Bureau of Investigation (FBI), Cybersecurity and Infrastructure Security Agency (CISA), National Security Agency (NSA), and international partners from the European Cybercrime Centre (EC3) have released a joint cybersecurity advisory detailing the escalating activities of pro-Russia hacktivist groups. This new advisory highlights a shift in tactics, with hacktivists targeting Operational Technology (OT) and Industrial […]
Microsoft has disclosed a critical remote code execution vulnerability in Outlook that could allow attackers to execute malicious code on affected systems. The vulnerability, tracked as CVE-2025-62562, was officially released on December 9, 2025, and poses a significant security risk to enterprise and personal users worldwide. The flaw stems from a use-after-free weakness in Outlook’s […]
Cloud security is changing. Attackers are no longer just breaking down the door; they are finding unlocked windows in your configurations, your identities, and your code.
Standard security tools often miss these threats because they look like normal activity. To stop them, you need to see exactly how these attacks happen in the real world.
Next week, the Cortex Cloud team at Palo Alto Networks
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Tuesday added a security flaw impacting the WinRAR file archiver and compression utility to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation.
The vulnerability, tracked as CVE-2025-6218 (CVSS score: 7.8), is a path traversal bug that could enable code execution. However, for exploitation
Ukrainian national Victoria Dubranova is in U.S. custody, accused of supporting Russian hacker group NoName057 in cyberattacks on critical infrastructure. She has pleaded not guilty.
Microsoft closed out 2025 with patches for 56 security flaws in various products across the Windows platform, including one vulnerability that has been actively exploited in the wild.
Of the 56 flaws, three are rated Critical, and 53 are rated Important in severity. Two other defects are listed as publicly known at the time of the release. These include 29 privilege escalation, 18 remote code
Portugal updates its cybercrime law (Decree Law 125/2025) to grant ethical hackers a 'safe harbour' from prosecution. Learn the strict rules researchers must follow, including immediate disclosure to the CNCS, and how other nations are following this trend.
Fortinet, Ivanti, and SAP have moved to address critical security flaws in their products that, if successfully exploited, could result in an authentication bypass and code execution.
The Fortinet vulnerabilities affect FortiOS, FortiWeb, FortiProxy, and FortiSwitchManager and relate to a case of improper verification of a cryptographic signature. They are tracked as CVE-2025-59718 and
Microsoft’s final Patch Tuesday of 2025 has been released, addressing 56 vulnerabilities across its product suite. The December update includes patches for three zero-day vulnerabilities, one of which is confirmed to be actively exploited in the wild. Among the resolved flaws, two are rated as “Critical,” while the remaining 54 are classified as “Important” in […]
Makop, a ransomware strain derived from Phobos, continues to pose a significant threat by exploiting exposed Remote Desktop Protocol (RDP) systems and integrating new attack components, including antivirus-killer modules and advanced privilege-escalation exploits. Recent investigations by Acronis TRU researchers reveal that Makop operators have evolved their methodology to include multiple evasion techniques and secondary payload […]
Login
Hack In The Box
The Hacker News
