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

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.

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

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

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

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