PAN-OS GlobalProtect Authentication Bypass (CVE-2026-0257) Under Active Exploitation

30/05/2026 0 Comments 0 tags

Palo Alto Networks has warned that a recently disclosed medium-severity security flaw impacting PAN-OS and Prisma Access has come under active exploitation in the wild. The vulnerability, tracked as CVE-2026-0257

ChatGPhish Vulnerability Turns ChatGPT Web Summaries Into a Phishing Surface

29/05/2026 0 Comments 0 tags

Cybersecurity researchers have disclosed details of a vulnerability in OpenAI ChatGPT that leverages the artificial intelligence (AI) assistant’s implicit trust in Markdown links and images to trigger prompt injections and

Attackers Use LLM Agent for Post-Exploitation After Marimo CVE-2026-39987 Exploit

29/05/2026 0 Comments 0 tags

An unknown threat actor has been observed using a large language model (LLM) agent to conduct post-compromise actions after obtaining initial access following the exploitation of a publicly-accessible Marimo network

New Russian-Linked GREYVIBE Targets Ukraine with AI-Powered Cyberattacks

29/05/2026 0 Comments 0 tags

A previously undocumented threat actor dubbed GREYVIBE has been attributed to ongoing and persistent attacks targeting Ukraine and Ukraine-related entities since at least August 2025. GREYVIBE, per WithSecure, is assessed

What 2,000 Exposed Vibe-Coded Apps Reveal About the Limits of Most Security Stacks

29/05/2026 0 Comments 0 tags

Shadow AI used to mean employees pasting things they shouldn’t into ChatGPT. It now means something bigger: employees building full applications with AI, wiring them into production systems, and publishing

Malicious Sicoob NuGet Steals Banking Credentials as npm Packages Target Cloud Secrets

29/05/2026 0 Comments 0 tags

Cybersecurity researchers have discovered a malicious NuGet package that masquerades as a C# software development kit for Sicoob, one of Brazil’s largest cooperative financial systems, to siphon client IDs and

Kimsuky Deploys HTTPSpy, Expands Arsenal with HelloDoor and VS Code Tunnels

29/05/2026 0 Comments 0 tags

The North Korean state-sponsored threat actor known as Kimsuky (aka Velvet Chollima) has been attributed to a fresh set of cyber attacks targeting South Korean military and corporate entities through

Critical Gogs RCE Vulnerability Lets Any Authenticated User Execute Arbitrary Code

28/05/2026 0 Comments 0 tags

A critical security vulnerability has been disclosed in Gogs, a popular open-source self-hosted Git service, that allows an authenticated user to execute arbitrary code under certain conditions. The security flaw,

Threat Actors Exploit Critical FortiClient EMS Flaw to Deploy Credential Stealer

28/05/2026 0 Comments 0 tags

Threat actors are continuing to exploit a critical, now-patched security flaw impacting FortiClient Endpoint Management Server (EMS) deployments to deliver credential-stealing malware. “The campaign abused trusted endpoint management infrastructure to

ThreatsDay Bulletin: Claude Security Plugin, Azure Priv-Esc, Kali365 MFA Bypass, FIFA Scams +15 More

28/05/2026 0 Comments 0 tags

Every time you think the industry has finally stopped doing some reckless, low-effort crap, somebody spins up a fresh box full of sketchy loaders, fake installers, recycled social-engineering bait, and