Mozilla Patches Critical Firefox Bug Similar to Chrome’s Recent Zero-Day Vulnerability

Mozilla has released updates to address a critical security flaw impacting its Firefox browser for Windows, merely days after Google patched a similar flaw in Chrome that came under active exploitation as a zero-day. The security vulnerability, CVE-2025-2857, has been described as a case of an incorrect handle that could lead to a sandbox escape….

New Morphing Meerkat Phishing Kit Mimics 114 Brands Using Victims’ DNS Email Records

Cybersecurity researchers have shed light on a new phishing-as-a-service (PhaaS) platform that leverages the Domain Name System (DNS) mail exchange (MX) records to serve fake login pages that impersonate about 114 brands. DNS intelligence firm Infoblox is tracking the actor behind the PhaaS, the phishing kit, and the related activity under the moniker Morphing Meerkat….

Hackers Repurpose RansomHub’s EDRKillShifter in Medusa, BianLian, and Play Attacks

A new analysis has uncovered connections between affiliates of RansomHub and other ransomware groups like Medusa, BianLian, and Play. The connection stems from the use of a custom tool that’s designed to disable endpoint detection and response (EDR) software on compromised hosts, according to ESET. The EDR killing tool, dubbed EDRKillShifter, was first documented as…