CISA Adds Exploited Langflow and Trend Micro Apex One Vulnerabilities to KEV
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Cisco Patches CVSS 10.0 Secure Workload REST API Flaw Enabling Data Access
Cisco has rolled out updates for a maximum-severity security flaw impacting Secure Workload that could allow an unauthenticated, remote attacker to access se...
Showboat Linux Malware Hits Middle East Telecom with SOCKS5 Proxy Backdoor
Cybersecurity researchers have disclosed details of a new Linux malware dubbed Showboat that has been put to use in a campaign targeting a telecommunications...
ThreatsDay Bulletin: Linux Rootkits, Router 0-Day, AI Intrusions, Scam Kits and 25 New Stories
This week starts small. A token leaks.
Microsoft Warns of Two Actively Exploited Defender Vulnerabilities
Microsoft has disclosed that a privilege escalation and a denial-of-service flaw in Defender has come under active exploitation in the wild. The former, trac...
When Identity is the Attack Path
Consider a cached access key on a single Windows machine. It got there the way most cached credentials do - a user logged in, and the key stored itself autom...
9-Year-Old Linux Kernel Flaw Enables Root Command Execution on Major Distros
Cybersecurity researchers have disclosed details of a vulnerability in the Linux kernel that remained undetected for nine years. The vulnerability, tracked a...
GitHub Internal Repositories Breached via Malicious Nx Console VS Code Extension
GitHub on Wednesday officially confirmed that the breach of its internal repositories was the result of a compromise of an employee device involving a poison...
Highly Critical Drupal Core Flaw Exposes PostgreSQL Sites to RCE Attacks
Drupal has released security updates for a "highly critical" security vulnerability in Drupal Core that could be exploited by attackers to achieve remote cod...
Microsoft Open-Sources RAMPART and Clarity to Secure AI Agents During Development
Microsoft has unveiled two new open-source tools called RAMPART and Clarity to assist developers in better testing the security of artificial intelligence (A...
Microsoft Takes Down Malware-Signing Service Behind Ransomware Attacks
Microsoft on Tuesday said it disrupted a malware-signing-as-a-service (MSaaS) operation that weaponized the company's Artifact Signing system to deliver mali...
Webworm Deploys EchoCreep and GraphWorm Backdoors Using Discord and MS Graph API
Cybersecurity researchers have flagged fresh activity from a China-aligned threat actor known as Webworm in 2025, deploying custom backdoors that employ Disc...
Agent AI is Coming. Are You Ready?
New Industry Data Just Released Suggests Not. On May 19th, 2026, Orchid Security released the results of our Identity Gap: Snapshot 2026.
Typosquatting Is No Longer a User Problem. It's a Supply Chain Problem
AI-generated lookalike domains are now embedded inside the third-party scripts running on your web properties. Here's why your current stack can't see them, ...
Microsoft Releases Mitigation for YellowKey BitLocker Bypass CVE-2026-45585 Exploit
Microsoft on Tuesday released a mitigation for a BitLocker bypass vulnerability named YellowKey following its public disclosure last week. The zero-day flaw,...
Grafana GitHub Breach Exposes Source Code via TanStack npm Attack
Grafana Labs, on May 19, 2026, said an investigation into its recent breach found no evidence of customer production systems or operations being compromised....
GitHub Investigating TeamPCP Claimed Breach of ~4,000 Internal Repositories
GitHub on Tuesday said it's investigating unauthorized access to its internal repositories after the notorious threat actor known as TeamPCP listed the platf...
Trapdoor Android Ad Fraud Scheme Hit 659 Million Daily Bid Requests Using 455 Apps
Cybersecurity researchers have disclosed details of a new ad fraud and malvertising operation dubbed Trapdoor targeting Android device users. The activity, p...
DirtyDecrypt PoC Released for Linux Kernel CVE-2026-31635 LPE Vulnerability
Proof-of-concept (PoC) exploit code has now been released for a recently patched security flaw in the Linux kernel that could allow for local privilege escal...
The New Phishing Click: How OAuth Consent Bypasses MFA
In February 2026, a phishing-as-a-service (PhaaS) platform called EvilTokens went live. Within five weeks, it had compromised more than 340 Microsoft 365 org...