Latest Cybersecurity News and Articles

---

MedusaHVNC Malware Uses Hidden Windows Desktops to Evade Detection

The malware-as-a-service operation launches legitimate browsers on an invisible desktop, giving attackers persistent and covert remote access to compromised Windows systems. The post MedusaHVNC Malware Uses Hidden Windows Desktops to Evade Detection appeared first on SecurityWeek.

---

Operation BlueDash Deploys Level RMM and ScreenConnect via Fake Teams Update

Cybersecurity researchers have flagged a Microsoft Teams-themed phishing campaign that employs "secure document" lures to deliver legitimate remote monitoring and management (RMM) tools. "The victim was directed through compromised web infrastructure to a counterfeit Microsoft Store page claiming that Microsoft Teams had to be updated before the shared document could be opened," ZeroBEC said in

---

Nvidia and Tech Giants Launch AI Security Alliance

The Nvidia-led coalition aims to give defenders more open tools for testing, auditing and protecting AI models and agents. The post Nvidia and Tech Giants Launch AI Security Alliance appeared first on SecurityWeek.

---

Coca-Cola Confirms Data Breach After Fairlife Ransomware Attack

The Anubis cybercrime group has taken credit for the attack and is threatening to leak data. The post Coca-Cola Confirms Data Breach After Fairlife Ransomware Attack appeared first on SecurityWeek.

---

Beelzebub Raises $3.4 Million for Hacker-Trapping Platform

The company plans to expand its research team, open new offices in Rome and San Francisco, and acquire new clients. The post Beelzebub Raises $3.4 Million for Hacker-Trapping Platform appeared first on SecurityWeek.

---

What’s Hiding in Your Mobile Apps? Lookout MSEC Aims to Find Out

The new Mobile Security Exposure Center creates SBOMs for enterprise mobile apps to uncover vulnerable components, dependencies and hidden risks. The post What’s Hiding in Your Mobile Apps? Lookout MSEC Aims to Find Out appeared first on SecurityWeek.

---

Cruciferra Crypter Uses BYOVD and Process Ghosting to Hide Windows Malware

The China-linked cybercrime group behind the use of income tax-related phishing lures targeting Indian taxpayers, tax professionals, and corporate finance teams has been observed using a sophisticated crypter service called Cruciferra. According to a new analysis by Proofpoint, Cruciferra has been utilized by various unrelated cybercriminal threat clusters to deliver a wide array of remote

---

Hacked Public Wi-Fi Gateways Used to Harvest Corporate Credentials

A threat actor has been using the compromised appliances to target the Microsoft 365 accounts of traveling corporate employees. The post Hacked Public Wi-Fi Gateways Used to Harvest Corporate Credentials appeared first on SecurityWeek.

---

Anthropic’s Opus 5 Nears Mythos 5 on Finding Bugs, but Falls Short on Exploits

Binary-based vulnerability scanning, penetration testing, and exploit generation are blocked in Opus 5. The post Anthropic’s Opus 5 Nears Mythos 5 on Finding Bugs, but Falls Short on Exploits appeared first on SecurityWeek.

---

DentaQuest Data Breach Potentially Impacts Over 23 Million People

In May 2026, hackers stole personal and dental health information from DentaQuest’s computer network. The post DentaQuest Data Breach Potentially Impacts Over 23 Million People appeared first on SecurityWeek.

---

TELESHIM Abuses Telegram for C2 in Attacks Against Middle East Governments

Cybersecurity researchers have flagged fresh malicious cyber activity by a threat actor with ties to East Asia targeting government entities in the Middle East. The intrusions have resulted in the deployment of previously unreported malware families dubbed TELESHIM, MIXEDKEY, and BINDCLOAK, according to Zscaler ThreatLabz. The cybersecurity firm said it detected the campaign earlier this month.

---

GitHub Adds 3-Day Dependabot Cooldown to Limit Poisoned Package Adoption

GitHub has announced a new cooldown mechanism in Dependabot, allowing the tool to wait at least three days after a release is published before opening a pull request. "The cooldown configuration option in the dependabot.yml still controls the behavior, though, so you can choose a different cooldown parameter that fits your project," the Microsoft-owned subsidiary said. According to GitHub, the

---

MCBS Data Breach Affects 1.2 Million Individuals

The PEAR ransomware group claimed to have stolen 3 TB of information from the medical business management company. The post MCBS Data Breach Affects 1.2 Million Individuals appeared first on SecurityWeek.

---

Malvertising Sends Malware in Pieces, Then Makes the Browser Build the Executable

A malvertising operation dubbed SourTrade is making victims' browsers build the final Windows executable themselves, using a legitimate Bun runtime as its base instead of serving one complete malicious file from a fixed URL. Confiant, which detailed the campaign on July 23, 2026, said it has operated since late 2024 and impersonated TradingView, Solana, and Luno to target retail traders and

---

Fastjson 1.x RCE Vulnerability Targeted in Attacks With No Patched Available

Security firms ThreatBook and Imperva say attackers are targeting a critical flaw in Fastjson, Alibaba's JSON library for Java. In affected Spring Boot applications, a malicious JSON request can execute code without authentication, with the privileges of the Java process. Tracked as CVE-2026-16723, the vulnerability carries an Alibaba-assigned CVSS score of 9.0. The confirmed chain requires

---

CTM360 Research Reveals How Insurance Phishing Has Evolved Into Real-Time Account Hijacking

For years, phishing campaigns targeting financial institutions followed the same playbook. Victims were tricked into entering usernames and passwords, attackers collected the credentials, and accounts were compromised later when an opportunity arose. That model is changing. Recent investigations into insurance-focused phishing operations reveal a more immediate approach. Instead of harvesting

---

Cl0p Affiliates Target Internet-Exposed PTC Windchill and FlexPLM with Unauthenticated RCE

Threat actors linked to the Cl0p (aka Chubby Scorpius, FIN11, Graceful Spider, and Lace Tempest) ransomware campaign are exploiting flaws in internet-exposed PTC Windmill and FlexPLM deployments as part of a new data extortion campaign. "Attackers chain a pre-authentication information disclosure in the FlexPLM WSDL endpoint with a server-side flaw in the Windchill login servlet, enabling

---

DevMan RaaS Portal Centralizes Payload Builds, Victim Management, and Affiliate Payouts

The operators of the DevMan ransomware-as-a-service (RaaS) scheme are maintaining a dedicated web platform that offers affiliates the ability to build payloads, oversee earnings, and manage various aspects related to victims. Swiss cybersecurity company PRODAFT is tracking the centrally administered RaaS operation under the name Funky Mantis. "The portal combined build generation, finance,

---

Researcher Publishes GitLab RCE PoC Letting Authenticated Users Run Commands as Git

Security researcher Yuhang Wu at depthfirst has published a working proof-of-concept (PoC) exploit that executes commands as git on an unpatched self-managed GitLab 18.11.3 server. An ordinary authenticated user triggers it by committing two crafted Jupyter notebooks and requesting their diff. The chain needs no administrator rights, continuous integration (CI) runner access, victim interaction

---

Rockwell Patches Code Execution Flaws in Arena Simulation Software

A researcher has explained how an attacker could exploit these vulnerabilities to target industrial organizations. The post Rockwell Patches Code Execution Flaws in Arena Simulation Software appeared first on SecurityWeek.