CISA Advisory Highlights Exploited SmarterTools Vulnerability in Recent Ransomware Attacks

The Cybersecurity and Infrastructure Security Agency (CISA) has added a high-severity vulnerability affecting SmarterTools SmarterMail to its Known Exploited Vulnerabilities (KEV) catalog. Tracked as CVE-2026-24423, this flaw is actively being weaponized in the wild, with security researchers confirming its use in…

Spam Campaign Distributes Fake PDFs, Deploys Remote Monitoring Tools for Ongoing Access

An ongoing spam campaign that leverages social engineering to deploy legitimate Remote Monitoring and Management (RMM) software on victim networks. By disguising malicious payloads as essential Adobe Acrobat updates, threat actors are successfully bypassing traditional security controls and establishing persistent…

Zscaler Acquires Browser Security Firm SquareX

Zscaler says the acquisition will allow customers to embed lightweight extensions into any browser, providing increased security and eliminating the need for third-party browsers.  The post Zscaler Acquires Browser Security Firm SquareX  appeared first on SecurityWeek. This article has been indexed…

IT Security News Daily Summary 2026-02-05

166 posts were published in the last hour 22:13 : U.S. Public Sector Under Siege 21:36 : Architecting Immutable Data Integrity with Amazon QLDB and Blockchain 21:36 : 10,000+ Active Infections Traced to SystemBC Botnet 21:36 : Hacker claims theft…