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HIGH
Threat Intel

Defensive Strategies for Routine Workflow Weaponization

Attackers are pivoting from technical exploits to weaponizing trusted workflows. Learn how to detect and mitigate these behavioral identity-based threats.

Runtime Rebel Intel
3 min read · Apr 23, 2026
INFO
Threat Intel

Rilian Secures $17.5M Seed for AI-Native Security Orchestration

Rilian raises $17.5 million to scale its AI-native security orchestration platform, aiming to automate complex SOC workflows and reduce alert fatigue.

Runtime Rebel Intel
3 min read · Apr 23, 2026
CRITICAL
Vulnerabilities

CVE-2024-38107: Microsoft Defender BlueHammer Flaw Exploited - Patch Now

CISA orders federal agencies to patch the BlueHammer zero-day, a critical Microsoft Defender privilege escalation flaw currently under active exploitation.

Runtime Rebel Intel
4 min read · Apr 23, 2026
HIGH
Threat Intel

GopherWhisper APT Abuses Outlook and Slack for Stealthy C2

Newly discovered GopherWhisper APT group uses a Go-based toolkit and legitimate SaaS platforms like Slack and Outlook to conduct espionage against governments.

Runtime Rebel Intel
3 min read · Apr 23, 2026
Anthropic Project Glasswing: The Shift to AI-Driven Zero-Day Discovery
MEDIUM
Vulnerabilities

Anthropic Project Glasswing: The Shift to AI-Driven Zero-Day Discovery

Anthropic delays Project Glasswing after its AI model identifies critical zero-day vulnerabilities across major tech stacks, sparking a massive patching effort.

Runtime Rebel Intel
4 min read · Apr 23, 2026
AI Impact on Vulnerability Management: Real-World Trends and Risks
INFO
Threat Intel

AI Impact on Vulnerability Management: Real-World Trends and Risks

Analyze how artificial intelligence impacts vulnerability research and discovery, separating industry hype from technical reality for security professionals.

Runtime Rebel Intel
3 min read · Apr 23, 2026

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Chinese Telegram Guarantee Marketplaces: Post-Huione Evolution
MEDIUM
Threat Intel

Chinese Telegram Guarantee Marketplaces: Post-Huione Evolution

Analysis of Chinese-language Telegram marketplaces using guarantee services to facilitate money laundering and fraud following the Huione Guarantee shutdown.

Runtime Rebel Intel
4 min read · Apr 23, 2026
CRITICAL
Vulnerabilities

CVE-2024-21412: Microsoft Defender Zero-Day Exploitation and Analysis

Analysis of a Microsoft Defender zero-day vulnerability used to extract NTLM hashes from the SAM database and achieve system-level privileges.

Runtime Rebel Intel
3 min read · Apr 23, 2026
CVE-2026-28950: Apple Fixes iOS Notification Data Retention Flaw
MEDIUM
Vulnerabilities

CVE-2026-28950: Apple Fixes iOS Notification Data Retention Flaw

Apple patches CVE-2026-28950 in iOS and iPadOS, a logging issue that allowed deleted notifications to persist on devices, impacting forensic privacy.

Runtime Rebel Intel
3 min read · Apr 23, 2026
CRITICAL
Vulnerabilities

Critical RCE Threats: Confluence OGNL & Exchange Server Patching

Runtime Rebel analyzes critical RCE vulnerabilities affecting Atlassian Confluence and Microsoft Exchange Server, alongside a high-severity SQLi in WP Reset.

Runtime Rebel Intel
5 min read · Apr 23, 2026
HIGH
Vulnerabilities

CVE-2026-33825: Microsoft Defender Access Control Exploit Analysis

CISA adds CVE-2026-33825 to the KEV catalog following active exploitation of Microsoft Defender's access control mechanisms. Learn how to secure your systems.

Runtime Rebel Intel
4 min read · Apr 23, 2026
The Gentlemen Ransomware Group: Rapid Escalation and Sophistication
HIGH
Threat Intel

The Gentlemen Ransomware Group: Rapid Escalation and Sophistication

An analysis of 'The Gentlemen' ransomware group, highlighting their rapid operational scaling and sophisticated attack methods impacting organizations globally.

Runtime Rebel Intel
4 min read · Apr 23, 2026
MEDIUM
Vulnerabilities

iOS 17.5.1 Notification Data Retention Bug — Mitigation Guide

Apple releases iOS 17.5.1 to address a Notification Services flaw where deleted data persisted on devices due to database corruption issues.

Runtime Rebel Intel
3 min read · Apr 23, 2026
INFO
Threat Intel

ICE Deploys Graphite Spyware: Privacy Implications and Risks

U.S. Immigration and Customs Enforcement (ICE) uses Graphite spyware, raising privacy concerns for individuals and potential civil liberty issues.

Runtime Rebel Intel
5 min read · Apr 22, 2026
DPRK's 'Contagious Interview' Spreads RATs via Dev Repositories
HIGH
Threat Intel

DPRK's 'Contagious Interview' Spreads RATs via Dev Repositories

DPRK threat actors are employing a 'contagious interview' scam, weaponizing compromised developer repositories to propagate RATs and malware across the software supply…

Runtime Rebel Intel
5 min read · Apr 22, 2026
HIGH
Threat Intel

UK Cyber Chief: Russia, Iran, China Drive Top Cyber Threats

NCSC warns British businesses of escalating cyber threats from state-sponsored groups in Russia, Iran, and China, urging preparedness for potential large-scale attacks.

Runtime Rebel Intel
4 min read · Apr 22, 2026
MEDIUM
Threat Intel

Mastodon DDoS Attack: Mitigating Availability Threats on Fediverse

Analysis of recent DDoS attacks targeting Mastodon and Bluesky. Understand the impact on distributed social platforms and effective mitigation strategies.

Runtime Rebel Intel
4 min read · Apr 22, 2026
HIGH
Malware

Kyber Ransomware Targets Windows, ESXi with Post-Quantum Encryption

Kyber ransomware is encrypting Windows and VMware ESXi systems, with one variant leveraging Kyber1024 post-quantum encryption, posing new decryption challenges.

Runtime Rebel Intel
4 min read · Apr 22, 2026
HIGH
Malware

CVE-2025-29635: Mirai Exploits EoL D-Link Routers

A new Mirai campaign actively exploits CVE-2025-29635, a command-injection RCE in EoL D-Link DIR-823X routers, to expand its IoT botnet for DDoS attacks.

Runtime Rebel Intel
4 min read · Apr 22, 2026
CanisterSprawl Worm: npm Package Supply Chain Hijack & Token Theft
HIGH
Supply Chain

CanisterSprawl Worm: npm Package Supply Chain Hijack & Token Theft

New CanisterSprawl worm compromises npm packages, propagates by stealing developer tokens via an ICP canister. Threatens software supply chain integrity.

Runtime Rebel Intel
4 min read · Apr 22, 2026
Checkmarx KICS Docker Repository and VS Code Extension Hijacked
HIGH
Supply Chain

Checkmarx KICS Docker Repository and VS Code Extension Hijacked

Unknown threat actors hijacked the checkmarx/kics Docker Hub repository, overwriting official image tags to distribute malicious code via supply chain.

Runtime Rebel Intel
4 min read · Apr 22, 2026
MEDIUM
Threat Intel

Lotus Wiper Analysis: Destructive Malware Targets Venezuelan Energy

Analysis of Lotus Wiper malware shows how it targets Venezuelan energy infrastructure by overwriting disks and disabling critical system recovery mechanisms.

Runtime Rebel Intel
3 min read · Apr 22, 2026
INFO
Cloud Security

Microsoft Universal Print Issues Traced to Graph API Code Change

Microsoft identifies a recent Graph API code change as the root cause for ongoing Universal Print sharing issues affecting user ability to create printer shares.

Runtime Rebel Intel
4 min read · Apr 22, 2026
INFO
Threat Intel

Microsoft Teams Efficiency Mode: Optimizing Resource Usage for PCs

Microsoft introduces Efficiency Mode for Teams to reduce CPU and memory consumption on resource-constrained devices, improving overall system responsiveness.

Runtime Rebel Intel
4 min read · Apr 22, 2026