Imagine deploying a Node.js/TypeScript backend for user authentication that works flawlessly in development, only to watch users get mysteriously logged out or unable to log in shortly after launching to production. Everything ran fine on your local machine, but in…
Hackers abused Cisco SD-WAN zero-day since 2023 to gain full admin control
Cisco SD-WAN vulnerability CVE-2026-20127 has been exploited since 2023 to gain unauthenticated admin access. A critical Cisco SD-WAN vulnerability, tracked as CVE-2026-20127 (CVSS score of 10.0), has been actively exploited since 2023. The flaw affects Catalyst SD-WAN Controller and Manager…
LLMs Generate Predictable Passwords
LLMs are bad at generating passwords: There are strong noticeable patterns among these 50 passwords that can be seen easily: All of the passwords start with a letter, usually uppercase G, almost always followed by the digit 7. Character choices…
OpenAI Confirms that Chinese Hackers Used ChatGPT to Launch Cyberattacks
OpenAI has officially confirmed that a ChatGPT account linked to an individual associated with Chinese law enforcement was used to plan and document large-scale covert cyberattack campaigns. The revelation, published in OpenAI’s February 2026 threat disruption report, marks one of…
Zyxel Patches Critical Vulnerability in Many Device Models
The issue impacts the UPnP function of multiple device models and could be exploited for remote code execution. The post Zyxel Patches Critical Vulnerability in Many Device Models appeared first on SecurityWeek. This article has been indexed from SecurityWeek Read…
MCP security: The current situation
The Model Context Protocol (MCP) is an open protocol designed to standardize how large language models (LLMs) connect to external tools, APIs, and data sources. Rather than relying on ad hoc, model-specific integrations, MCP defines a structured client–server architecture that…
The Conduent breach; from 10 million to 25 million (and counting)
A third-party breach at Conduent now affects 25 million Americans—many never knew their data flowed through its systems. This article has been indexed from Malwarebytes Read the original article: The Conduent breach; from 10 million to 25 million (and counting)
Five Eyes warn: Patch your Cisco SD-WAN or risk root takeover
A rare joint alert from all five spy agencies means serious business The Five Eyes intelligence alliance is urgently warning defenders to patch two Cisco Catalyst SD-WAN vulnerabilities used in attacks.… This article has been indexed from The Register –…
Zyxel Vulnerabilities Allow Remote Attackers to Execute Commands via Command Injection
Zyxel has rolled out critical security patches for multiple vulnerabilities affecting its 4G LTE/5G NR CPE, DSL/Ethernet CPE, Fiber ONTs, Security Routers, and Wireless Extenders. The flaws range from null pointer dereferences causing Denial-of-Service (DoS) to severe command injections allowing…
Malicious Ads Bypass Google Ads Screening via New Campaign Platform Exploit
A sophisticated cloaking platform called 1Campaign, designed to help attackers run malicious Google Ads campaigns while evading detection. The service acts as a full‑service infrastructure for malvertising, filtering out researchers and automated scanners to keep phishing and cryptocurrency drainer sites…
Malicious StripeApi NuGet Package Mimicked Official Library and Stole API Tokens
Cybersecurity researchers have disclosed details of a new malicious package discovered on the NuGet Gallery, impersonating a library from financial services firm Stripe in an attempt to target the financial sector. The package, codenamed StripeApi.Net, attempts to masquerade as Stripe.net,…
Microsoft Warns Developers of Fake Next.js Job Repos Delivering In-Memory Malware
A “coordinated developer-targeting campaign” is using malicious repositories disguised as legitimate Next.js projects and technical assessments to trick victims into executing them and establish persistent access to compromised machines. “The activity aligns with a broader cluster of threats that use…
New Dohdoor malware campaign targets education and health care
Cisco Talos discovered an ongoing malicious campaign since at least as early as December 2025 by a threat actor we track as “UAT-10027,” delivering a previously undisclosed backdoor dubbed “Dohdoor.” This article has been indexed from Cisco Talos Blog Read…
ServiceNow AI Platform Vulnerability Allows Remote Code Execution
ServiceNow has disclosed a critical security vulnerability in its AI Platform that could allow unauthenticated attackers to remotely execute code within the ServiceNow Sandbox environment. Tracked as CVE-2026-0542, the flaw was formally published on February 25, 2026, under security advisory KB2693566. Overview…
Instagram flagged explicit messages to minors in 2018. Image-blurring arrived six years later
Unsealed court records reveal Instagram executives discussed explicit messages to teens years before a blur feature was introduced. This article has been indexed from Malwarebytes Read the original article: Instagram flagged explicit messages to minors in 2018. Image-blurring arrived six…
Free Games, Costly Consequences
PiviGames, a popular Spanish gaming platform is well-known in the gaming community for providing download links to pirated PC games. Such a platform offers attractive content and it has built a reputation within the gaming community over the years. However,…
US Sanctions Russian Exploit Broker Operation Zero
The broker acquired eight zero-day exploits from a US defense contractor executive jailed for his actions. The post US Sanctions Russian Exploit Broker Operation Zero appeared first on SecurityWeek. This article has been indexed from SecurityWeek Read the original article:…
IT Security News Hourly Summary 2026-02-26 12h : 11 posts
11 posts were published in the last hour 10:32 : Government Data Stolen After Hacker Jailbreaks Claude AI to Write Malicious Exploit Code 10:32 : ResidentBat Android Malware Grants Belarusian KGB Ongoing Mobile Access 10:32 : How the CISO’s Role…
Government Data Stolen After Hacker Jailbreaks Claude AI to Write Malicious Exploit Code
A hacker successfully manipulated Anthropic’s Claude AI to launch a sophisticated month-long cyberattack against Mexican government agencies. Between December 2025 and January 2026, the attacker utilized “jailbreaking” techniques to bypass safety guardrails, forcing the AI to identify vulnerabilities, generate functional…
ResidentBat Android Malware Grants Belarusian KGB Ongoing Mobile Access
ResidentBat is a custom Android spyware implant used by the Belarusian KGB to turn seized smartphones into long‑lived surveillance platforms against journalists and civil society targets. Operating outside the Play Store ecosystem and requiring hands‑on installation, it combines deep data…
How the CISO’s Role is Evolving From Technologist to Chief Educator
Today’s CISO is a strategic leader responsible for risk communication, security culture, education, and executive alignment. Technical expertise remains essential, but influence, clarity, and leadership now define success. The post How the CISO’s Role is Evolving From Technologist to Chief Educator appeared…
New $300 Android RAT Boasts Automated Permission Bypass and Hidden Remote Control
Every so often, a new piece of malware emerges that truly shifts the threat landscape. Oblivion, a newly discovered Android Remote Access Trojan (RAT), appears to be one such moment. Unlike recycled or buggy Remote Access Trojan (RATs) seen across underground…
PoC Released for Windows Vulnerability That Allows Attackers to Cause Unrecoverable BSOD Crashes
A proof-of-concept (PoC) exploit has been publicly released for CVE-2026-2636, a newly documented vulnerability in Windows’ Common Log File System (CLFS) driver that allows any low-privileged, unprivileged user to instantly crash a target system into an unrecoverable Blue Screen of Death…
27 Years old Telnet Vulnerability Enables Attackers to Gain Root Access
A newly confirmed vulnerability in the telnet daemon (telnetd) in GNU Inetutils has revived a 27-year-old security flaw, allowing attackers to gain root access by exploiting improper sanitization of environment variables, with no authentication required. Tracked as CVE-2026-24061, the flaw exists…