A proof-of-concept (PoC) exploit dubbed BlueHammer has been publicly released by security researcher Nightmare Eclipse (also known as Chaotic Eclipse), targeting a zero-day local privilege escalation (LPE) vulnerability in Microsoft Windows Defender’s signature update mechanism. The release, confirmed functional by…
Tag: Cyber Security News
Threat Actors Abuse LogMeIn Resolve and ScreenConnect in Multi-Stage Phishing Attacks
A carefully crafted phishing campaign has been targeting organizations across the United States, using trusted remote monitoring and management (RMM) tools to slip past security defenses and gain unauthorized access to victim systems. Rather than deploying traditional malware at the…
Critical Android “Zero-Interaction” Vulnerability Enables DoS Attacks
Google has released its highly anticipated Android Security Bulletin for April 2026, bringing essential security patches to millions of Android devices worldwide. The most pressing issue in this month’s rollout is CVE-2026-0049, a critical zero-interaction vulnerability residing in the core…
From Alert Overload to Rapid Response: Why Threat Intelligence Is a Top Solution for Fast MTTR
Reducing Mean Time to Respond (MTTR) is one of the most persistent challenges for modern SOC teams. Despite investments in SIEM, EDR, and automation, many organizations still struggle to investigate alerts quickly and make confident decisions under pressure. The issue…
New GPUBreach Attack Enables System-Wide Compromise Up to a Root Shell
A severe vulnerability, dubbed GPUBreach, that allows attackers to achieve a full system compromise, including a root shell. Scheduled for presentation at the IEEE Symposium on Security and Privacy, researchers from the University of Toronto show that this exploit elevates…
Flowise AI Agent Builder Injection Vulnerability Exploited in Attacks, 15,000+ Instances Exposed
Threat actors are actively exploiting a maximum-severity remote code execution (RCE) vulnerability in Flowise, an open-source platform used for building AI agents and customized large language model workflows. The critical flaw, tracked as CVE-2025-59528 with a CVSS score of 10.0,…
Iran-Linked Hackers Launch Password Spray Campaign Against Microsoft 365 Tenants in Middle East
Microsoft 365 tenants in the Middle East are facing a new password spray campaign tied to an Iran-linked threat actor. Rather than starting with malware files or software exploits, the attackers are trying to break in through weak passwords and…
Microsoft Releases New Defender Update for Windows 11, 10, and Server Installation Images
Microsoft has officially rolled out its latest security intelligence update for Microsoft Defender Antivirus, delivering crucial protections for Windows 11, Windows 10, and Windows Server installation images. This vital release ensures that Microsoft’s built-in antimalware solutions are fully equipped to identify…
Hackers Use Fake TradingView Premium Posts on Reddit to Deliver Vidar and AMOS Stealers
A threat actor has been running an active campaign on Reddit, using fake posts that promise free TradingView Premium access to deliver two malware families — Vidar on Windows and AMOS on macOS. The operation is still live, with new…
OpenAI Codex Command Injection Vulnerability Let Attackers Steal GitHub User Access Tokens
The integration of AI coding agents has introduced new, high-impact attack surfaces for development teams. Phantom Labs at BeyondTrust recently discovered a critical command-injection vulnerability in OpenAI Codex. This flaw allowed attackers to steal sensitive GitHub User Access Tokens. By…
50,000 WordPress Sites Exposed to Critical Ninja Forms File Upload RCE Vulnerability
A critical security flaw in the popular WordPress plugin “Ninja Forms – File Upload” has left approximately 50,000 websites vulnerable to complete takeover. Tracked as CVE-2026-0740, this flaw boasts a maximum CVSS severity score of 9.8, making it a severe…
Microsoft Warns Storm-1175 Exploits Web-Facing Assets 0-Day Flaws in Medusa Ransomware Attacks
A new ransomware campaign is putting organizations on high alert. A financially motivated threat group known as Storm-1175 has been running fast-paced attacks targeting vulnerable, internet-facing systems — and deploying the Medusa ransomware as the final blow. What makes this…
Researcher Released Windows Defender 0-Day Exploit Code, Allowing Attackers to Gain Full Access
A security researcher operating under the alias Chaotic Eclipse (@ChaoticEclipse0) has publicly dropped a working zero-day local privilege escalation (LPE) exploit for Windows, dubbed BlueHammer, along with full proof-of-concept (PoC) source code on GitHub. The disclosure was confirmed by vulnerability researcher Will Dormann, who…
Trojanized PyPI AI Proxy Uses Stolen Claude Prompt to Exfiltrates Data
A malicious Python package has been discovered on PyPI that disguises itself as a privacy-focused AI inference tool while quietly stealing sensitive user data in the background. Named hermes-px, the package marketed itself as a “Secure AI Inference Proxy” that routes…
CISA Warns of Fortinet 0-Day Vulnerability Actively Exploited in Attacks
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added CVE-2026-35616, a critical improper access control vulnerability in Fortinet FortiClient Enterprise Management Server (EMS), to its Known Exploited Vulnerabilities (KEV) catalog on April 6, 2026, mandating federal agencies to remediate by April…
North Korean IT Worker Unmasked After Refusing to Insult Kim Jong Un in Job Interview
A viral video circulating in cybersecurity and crypto circles has exposed a novel and surprisingly simple technique for unmasking North Korean state-sponsored IT workers attempting to infiltrate Western organizations: asking them to insult their Supreme Leader. The footage shows a…
DPRK Cyber Program Uses Modular Malware Strategy to Evade Attribution and Survive Takedowns
North Korea’s cyber program has fundamentally shifted how it builds and deploys malware. Rather than relying on one all-purpose hacking tool, the regime has assembled a fragmented ecosystem of purpose-built malware families, each aligned to a specific mission. This shift…
New GitHub Actions Attack Chain Uses Fake CI Updates to Exfiltrate Secrets and Tokens
A new attack campaign is actively targeting open-source repositories on GitHub by carefully disguising malicious code as completely routine CI build configuration updates. The campaign, prt-scan exploits a widely misused GitHub Actions workflow trigger to steal sensitive tokens, credentials, and…
Hackers Drain $286 Million From Drift Protocol in Suspected North Korea-Linked Exploit
The largest decentralized perpetual futures exchange on the Solana blockchain — became the target of a massive and well-orchestrated theft on April 1, 2026, Drift Protocol. Unknown attackers managed to drain $286 million in digital assets from the platform’s core…
Hackers Use Poisoned Axios Package and Phantom Dependency to Spread Cross-Platform Malware
One of the most widely used JavaScript libraries in the world was turned into a weapon on March 30, 2026, when attackers poisoned the Axios npm package and silently deployed malware on developer machines running Windows, macOS, and Linux. With…