Ivanti has released critical security updates addressing multiple high and medium-severity vulnerabilities across its Connect Secure, Policy Secure, and Zero Trust Access (ZTA) gateway products. The vulnerabilities, identified through internal discovery and responsible disclosure programs, could enable remote attackers to…
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NCSC: Citrix NetScaler Flaw (CVE-2025-6543) is Being Actively Exploited to Breach Organizations
The National Cyber Security Centre (NCSC) in the Netherlands has issued an urgent update on a series of sophisticated cyberattacks exploiting a zero-day vulnerability in Citrix NetScaler systems, identified as CVE-2025-6543. This flaw, affecting Citrix NetScaler Application Delivery Controller (ADC)…
IT Security News Daily Summary 2025-08-11
171 posts were published in the last hour 21:33 : Here are all the GPT-5 updates OpenAI has rolled out since launch 21:33 : Randall Munroe’s XKCD ‘Kite Incident’ 21:33 : BSidesSF 2025: Netsec Is Dead(?): Modern Network Fingerprinting For…
IT Security News Hourly Summary 2025-08-11 12h : 9 posts
9 posts were published in the last hour 10:4 : Smart Buses flaws expose vehicles to tracking, control, and spying 10:4 : Russian Hackers Exploited WinRAR Zero-Day in Attacks on Europe, Canada 10:4 : Ingram Micro Faces Alleged Breach by…
Legitimate System Functions Exploited to Steal Secrets in Shared Linux Setups
Security researcher Ionuț Cernica revealed how commonplace Linux utilities can be weaponized to siphon sensitive data in multi-tenant environments. His talk, “Silent Leaks: Harvesting Secrets from Shared Linux Environments,” exposed that without any root privileges or zero-day exploits, attackers can…
IT Security News Weekly Summary 32
210 posts were published in the last hour 22:55 : IT Security News Daily Summary 2025-08-10 20:5 : IT Security News Hourly Summary 2025-08-10 21h : 1 posts 20:2 : New Win-DDoS Flaws Let Attackers Turn Public Domain Controllers into…
Critical Linux Kernel Vulnerability Allows Attackers Gain Full Kernel-Level Control From Chrome Sandbox
August 9, 2025: A severe security vulnerability in the Linux kernel, dubbed CVE-2025-38236, has been uncovered by Google Project Zero researcher Jann Horn, exposing a pathway for attackers ranging from native code execution within the Chrome renderer sandbox to full…
Week in Review: UK LegalAid collapse, public ransomware approval, Salesforce breach impact
Link to episode page This week’s Cyber Security Headlines – Week in Review is hosted by Rich Stroffolino with guest Montez Fitzpatrick, CISO, Navvis Thanks to our show sponsor, ThreatLocker ThreatLocker® is a global leader in Zero Trust endpoint security,…
IT Security News Daily Summary 2025-08-08
158 posts were published in the last hour 21:33 : Canonical’s OpenJDK builds promise Java devs more speed – and a whopping 12 years of security support 21:33 : Can GPT-5 fix Apple Intelligence? We’re about to find out 21:33…
Hybrid Exchange flaw, France telecom breach, Dialysis company attack
Microsoft warns of high-severity flaw in hybrid Exchange deployments France’s third-largest mobile operator suffers breach Dialysis company’s April attack affects 900,000 people Huge thanks to our sponsor, ThreatLocker ThreatLocker® is a global leader in Zero Trust endpoint security, offering cybersecurity…
IT Security News Daily Summary 2025-08-07
210 posts were published in the last hour 21:33 : Former New York Times Cyber Reporter Issues Chilling Warning at Black Hat 21:33 : WhatsApp Developers Under Attack From Weaponized npm Packages with Remote Kill Switch 21:33 : Guided Selling…
3 eye-catching vendor announcements from Black Hat
<p>Black Hat 2025 is this week, and through all the fervor, a few things have caught my eye as worth mentioning.</p> <p>Two of them — from Check Point Software and Menlo Security — deal with secure access to apps and…
HashiCorp Vault 0-Day Flaws Enable Remote Code Execution Attacks
Researchers at Cyata have disclosed nine previously unknown zero-day vulnerabilities in HashiCorp Vault, a widely adopted open-source secrets management platform, enabling attackers to bypass authentication, escalate privileges, and achieve remote code execution (RCE). These flaws, assigned CVEs through responsible disclosure…
Gemini AI hijacked, Nvidia rejects AI chip backdoors, phishers abuse Microsoft 365
Hackers hijacked Google’s Gemini AI with a poisoned calendar invite to take over a smart home Nvidia rejects US demand for backdoors in AI chips Google says hackers stole its customers’ data by breaching its Salesforce database Huge thanks to…
PBS confirms data breach, TSMC fires engineers over theft, Cloudflare: Perplexity is web scraping
PBS confirms data breach after employee info leaked on Discord servers TSMC fires engineers over suspected semiconductor secrets theft Cloudflare on Perplexity web scraping techniques to avoid robot.txt and network blocks Huge thanks to our sponsor, ThreatLocker ThreatLocker® is a…
IT Security News Daily Summary 2025-08-05
198 posts were published in the last hour 21:33 : Anthropic’s powerful Opus 4.1 model is here – how to access it (and why you’ll want to) 21:33 : Attackers Use Proofpoint and Intermedia Link Wrapping to Hide Malicious URLs…
Sometimes Bigger Isn’t Better: Macro vs. Microsegmentation
In my years as a network security engineer, I was often asked the question: “What is the difference between macrosegmentation and microsegmentation?” Both are components of a robust cyber defense strategy, but they serve distinct purposes within a Zero Trust…
Surge in Cyber Attacks Targeting AI Infrastructure as Critical Vulnerabilities Emerge
Security researchers discovered 28 distinct zero-day vulnerabilities, seven of which were expressly directed at artificial intelligence infrastructure, in a startling discovery made during the 2025 Pwn2Own Berlin event, which was organized by Trend Micro’s Zero Day Initiative. This inaugural AI…
8 ways to enhance data center physical security
<p>Cybersecurity is a top concern when it comes to data protection, but physical security is just as important. As cloud grows and AI enters mainstream business use, data center infrastructure will only expand, leading to unexpected physical vulnerabilities.</p> <div class=”ad-wrapper…
Hackers Target SharePoint Flaw to Access IIS Machine Keys
Zero-day exploits against Microsoft SharePoint are enabling attackers to extract IIS machine keys, establishing persistent backdoors that survive patches and reboots. In mid-July 2025, threat actors began abusing two critical SharePoint vulnerabilities—CVE-2025-53770 (deserialization, CVSS 9.8) and CVE-2025-53771 (authentication bypass, CVSS 6.3)—in an attack…