Tag: cyber
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Redis Lua Code Execution Vulnerability (CVE-2025-49844) Notice
Overview Recently, NSFOCUS CERT detected that Redis issued a security bulletin and fixed the Redis Lua code execution vulnerability (CVE-2025-49844); Because Redis’s Lua script engine has a use-after-free reuse vulnerability when handling memory management, an authenticated attacker can write a specially crafted Lua script to manipulate the memory recycling mechanism and execute the Lua script…The…
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Redis Lua Code Execution Vulnerability (CVE-2025-49844) Notice
Overview Recently, NSFOCUS CERT detected that Redis issued a security bulletin and fixed the Redis Lua code execution vulnerability (CVE-2025-49844); Because Redis’s Lua script engine has a use-after-free reuse vulnerability when handling memory management, an authenticated attacker can write a specially crafted Lua script to manipulate the memory recycling mechanism and execute the Lua script…The…
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Redis Lua Code Execution Vulnerability (CVE-2025-49844) Notice
Overview Recently, NSFOCUS CERT detected that Redis issued a security bulletin and fixed the Redis Lua code execution vulnerability (CVE-2025-49844); Because Redis’s Lua script engine has a use-after-free reuse vulnerability when handling memory management, an authenticated attacker can write a specially crafted Lua script to manipulate the memory recycling mechanism and execute the Lua script…The…
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Hackers Targeting WordPress Plugin Vulnerability to Seize Admin Access
A critical authentication bypass in the Service Finder Bookings plugin has enabled unauthenticated attackers to assume administrator privileges on thousands of WordPress sites. Exploitation began within 24 hours of public disclosure, and over 13,800 exploit attempts have been blocked by the Wordfence Firewall to date. On June 8, 2025, a submission to the Wordfence Bug…
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PoC Released for Linux Kernel ksmbd Filesystem Vulnerability
Security researcher Norbert Szetei published the final installment of his deep-dive into the ksmbd filesystem module, culminating in a working proof-of-concept exploit targeting CVE-2025-37947. Unlike earlier use-after-free candidates that required complex race conditions or depended on external factors, this vulnerability offers a deterministic out-of-bounds (OOB) write primitive. Szetei’s PoC was tested on Ubuntu 22.04.5 LTS…
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From Phishing to Malware: AI Becomes Russia’s New Cyber Weapon in War on Ukraine
Russian hackers’ adoption of artificial intelligence (AI) in cyber attacks against Ukraine has reached a new level in the first half of 2025 (H1 2025), the country’s State Service for Special Communications and Information Protection (SSSCIP) said.”Hackers now employ it not only to generate phishing messages, but some of the malware samples we have analyzed…
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Hackers Targeting WordPress Plugin Vulnerability to Seize Admin Access
A critical authentication bypass in the Service Finder Bookings plugin has enabled unauthenticated attackers to assume administrator privileges on thousands of WordPress sites. Exploitation began within 24 hours of public disclosure, and over 13,800 exploit attempts have been blocked by the Wordfence Firewall to date. On June 8, 2025, a submission to the Wordfence Bug…
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NCSC: Observability and Threat Hunting Must Improve
The UK’s National Cyber Security Centre has released new guidance to help firms improve observability and threat hunting First seen on infosecurity-magazine.com Jump to article: www.infosecurity-magazine.com/news/ncsc-observability-threat-hunting/
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Polymorphic Python Malware That Mutates Every Time It Runs
A newly spotted Python remote access trojan (RAT) on VirusTotal employs advanced polymorphic and self-modifying techniques, allowing it to alter its code signature on every execution and evade detection. Security researchers examining VirusTotal submissions identified a suspicious Python RAT (SHA256:7173e20e7ec217f6a1591f1fc9be6d0a4496d78615cc5ccdf7b9a3a37e3ecc3c) that scored only 2/64 on VT. What sets this sample apart are three distinct function…
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The ultimate business resiliency test: Inside Kantsu’s ransomware response
set up a new group email system and secure emergency contact pointsestablish a dedicated contact point for business partners to handle inquiriesprohibit internal internet accesscheck the operational status of major systemsAll shipping operations came to a halt. The company explained the situation to all employees at 9:00 a.m., and began assessing the damage and taking…
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The ultimate business resiliency test: Inside Kantsu’s ransomware response
set up a new group email system and secure emergency contact pointsestablish a dedicated contact point for business partners to handle inquiriesprohibit internal internet accesscheck the operational status of major systemsAll shipping operations came to a halt. The company explained the situation to all employees at 9:00 a.m., and began assessing the damage and taking…
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GitLab Releases Security Update to Patch Multiple DoS-Enabling Vulnerabilities
GitLab has issued a critical security update to address several denial-of-service (DoS) vulnerabilities affecting both Community Edition (CE) and Enterprise Edition (EE). Self-managed installations should upgrade immediately to versions 18.4.2, 18.3.4, or 18.2.8. GitLab.com already runs the patched versions, and GitLab Dedicated customers are unaffected. The GitLab team delivers scheduled releases twice a month, on…
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Polymorphic Python Malware That Mutates Every Time It Runs
A newly spotted Python remote access trojan (RAT) on VirusTotal employs advanced polymorphic and self-modifying techniques, allowing it to alter its code signature on every execution and evade detection. Security researchers examining VirusTotal submissions identified a suspicious Python RAT (SHA256:7173e20e7ec217f6a1591f1fc9be6d0a4496d78615cc5ccdf7b9a3a37e3ecc3c) that scored only 2/64 on VT. What sets this sample apart are three distinct function…
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The ultimate business resiliency test: Inside Kantsu’s ransomware response
set up a new group email system and secure emergency contact pointsestablish a dedicated contact point for business partners to handle inquiriesprohibit internal internet accesscheck the operational status of major systemsAll shipping operations came to a halt. The company explained the situation to all employees at 9:00 a.m., and began assessing the damage and taking…
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GitLab Releases Security Update to Patch Multiple DoS-Enabling Vulnerabilities
GitLab has issued a critical security update to address several denial-of-service (DoS) vulnerabilities affecting both Community Edition (CE) and Enterprise Edition (EE). Self-managed installations should upgrade immediately to versions 18.4.2, 18.3.4, or 18.2.8. GitLab.com already runs the patched versions, and GitLab Dedicated customers are unaffected. The GitLab team delivers scheduled releases twice a month, on…
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Bots Are Evolving: Here’s How to Stop AI-Powered Automation Before It Stops You
Tags: access, ai, api, application-security, attack, authentication, automation, awareness, breach, cloud, compliance, container, control, credentials, cyber, cybersecurity, data, defense, encryption, exploit, intelligence, Internet, login, malicious, mobile, monitoring, network, scam, skills, software, strategy, tactics, technology, threat, toolBots Are Evolving: Here’s How to Stop AI-Powered Automation Before It Stops You madhav Thu, 10/09/2025 – 04:34 More than half of all internet traffic is now automated. Bots don’t just scrape data or hoard inventory anymore. They mimic humans so convincingly that even seasoned security teams struggle to spot them. With the help of…
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Bots Are Evolving: Here’s How to Stop AI-Powered Automation Before It Stops You
Tags: access, ai, api, application-security, attack, authentication, automation, awareness, breach, cloud, compliance, container, control, credentials, cyber, cybersecurity, data, defense, encryption, exploit, intelligence, Internet, login, malicious, mobile, monitoring, network, scam, skills, software, strategy, tactics, technology, threat, toolBots Are Evolving: Here’s How to Stop AI-Powered Automation Before It Stops You madhav Thu, 10/09/2025 – 04:34 More than half of all internet traffic is now automated. Bots don’t just scrape data or hoard inventory anymore. They mimic humans so convincingly that even seasoned security teams struggle to spot them. With the help of…
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Discord Data Breach Exposes 1.5 TB of Data and 2 Million Government ID Photos
The popular communication platform Discord is confronting a major extortion attempt after cybercriminals breached one of its third-party customer service providers, compromising sensitive user data including government identification photos used for age verification. Threat actors claim to have exfiltrated1.5 terabytesof sensitive information, including over2.1 million government-issued identification photos. However, Discord disputes these figures, stating that…
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Discord Data Breach Exposes 1.5 TB of Data and 2 Million Government ID Photos
The popular communication platform Discord is confronting a major extortion attempt after cybercriminals breached one of its third-party customer service providers, compromising sensitive user data including government identification photos used for age verification. Threat actors claim to have exfiltrated1.5 terabytesof sensitive information, including over2.1 million government-issued identification photos. However, Discord disputes these figures, stating that…
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Data-Leak Sites Surge to Record Levels Amid Scattered Spider RaaS and LockBit 5.0 Rise
Ransomware threats reached a tipping point in Q3 2025 as data-leak sites surged to a record 81 active platforms, driven by major developments across the ecosystem. English-speaking hacking collective Scattered Spider teased its first ransomware-as-a-service (RaaS) offering, “ShinySp1d3r RaaS,” while long-standing operator LockBit returned with “LockBit 5.0,” explicitly authorizing affiliates to target critical infrastructure. A…
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Data-Leak Sites Surge to Record Levels Amid Scattered Spider RaaS and LockBit 5.0 Rise
Ransomware threats reached a tipping point in Q3 2025 as data-leak sites surged to a record 81 active platforms, driven by major developments across the ecosystem. English-speaking hacking collective Scattered Spider teased its first ransomware-as-a-service (RaaS) offering, “ShinySp1d3r RaaS,” while long-standing operator LockBit returned with “LockBit 5.0,” explicitly authorizing affiliates to target critical infrastructure. A…
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APT Hackers Abuse ChatGPT to Develop Advanced Malware and Phishing Campaigns
Tags: ai, apt, chatgpt, china, cyber, cyberattack, email, group, hacker, intelligence, malware, phishing, spear-phishing, threatSecurity researchers at Volexity have uncovered compelling evidence that China-aligned threat actors are leveraging artificial intelligence platforms like ChatGPT to enhance their sophisticated cyberattack capabilities. The group, tracked as UTA0388, has been conducting sophisticated spear phishing campaigns since June 2025, using AI assistance to develop malware and craft multilingual phishing emails targeting organizations across North…
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The Evolution of Chaos: Ransomware’s New Era of Speed and Intelligence
In 2025, the notorious Chaos ransomware has undergone a dramatic transformation, emerging with a sophisticated C++ variant that represents the most dangerous iteration to date. This marks the first time Chaos has departed from its traditional .NET foundation, introducing destructive extortion tactics and cryptocurrency theft capabilities that significantly amplify both operational impact and financial risk…
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Chinese Hackers Weaponize Nezha Tool to Run Commands on Web Servers
Tags: attack, china, cyber, cyberattack, cybersecurity, exploit, hacker, malicious, monitoring, threat, toolSecurity researchers have uncovered a sophisticated cyberattack campaign where Chinese threat actors are exploiting web applications using an innovative log poisoning technique to deploy web shells and subsequently weaponize Nezha, a legitimate server monitoring tool, for malicious command execution. Creative Attack Methodology Discovered Beginning in August 2025, cybersecurity firm Huntress identified an intrusion where attackers…
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CrowdStrike Falcon Windows Sensor Flaw Could Let Attackers Execute Code and Delete Files
CrowdStrike has disclosed two critical vulnerabilities affecting its Falcon sensor for Windows that could enable attackers to delete arbitrary files and potentially compromise system stability. The cybersecurity company released patches for both security flaws in its latest sensor version 7.29, along with hotfixes for earlier versions. Security Vulnerabilities Enable File Deletion Attacks The vulnerabilities, identified…
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CrowdStrike Falcon Windows Sensor Flaw Could Let Attackers Execute Code and Delete Files
CrowdStrike has disclosed two critical vulnerabilities affecting its Falcon sensor for Windows that could enable attackers to delete arbitrary files and potentially compromise system stability. The cybersecurity company released patches for both security flaws in its latest sensor version 7.29, along with hotfixes for earlier versions. Security Vulnerabilities Enable File Deletion Attacks The vulnerabilities, identified…
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Doing More With Less: What K-12 Tech Leaders Are Prioritizing for 20252026
Budget cuts, more devices than ever, and cyber threats that just won’t quit. That was the theme of our recent webinar, K-12 Cybersecurity on a Budget: Doing More With Less in the Age of Cuts, featuring three IT leaders who live this every day: Tim Miles, Director of Technology at from Steamboat Springs SD (CO),…
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Doing More With Less: What K-12 Tech Leaders Are Prioritizing for 20252026
Budget cuts, more devices than ever, and cyber threats that just won’t quit. That was the theme of our recent webinar, K-12 Cybersecurity on a Budget: Doing More With Less in the Age of Cuts, featuring three IT leaders who live this every day: Tim Miles, Director of Technology at from Steamboat Springs SD (CO),…
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Exposure Management Beyond The Endpoint
Tags: advisory, ai, api, attack, breach, business, cisa, cloud, compliance, cve, cyber, cybersecurity, data, detection, edr, endpoint, exploit, identity, infrastructure, intelligence, kev, mssp, risk, service, technology, threat, tool, vulnerability, vulnerability-management, windowsRelying on an endpoint-centric approach to exposure management can leave you with blind spots that increase risk. You need to see your environment like an attacker does. Key takeaways: Long remediation cycles and difficulty prioritizing risk are significant challenges for security teams. Exposure management capabilities bolted onto existing security tools result in dashboard fatigue and…