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SolarWinds Web Help Desk
Unpatched SolarWinds WHD instances under active attack

Internet‑exposed and vulnerable SolarWinds Web Help Desk (WHD) instances are under attack by threat actors looking to gain an initial foothold into target organizations’ …

SmarterTools
Ransomware group breached SmarterTools via flaw in its SmarterMail deployment

SmarterTools, the company behind the popular Microsoft Exchange alternative SmarterMail, has been breached by a ransomware-wielding group that leveraged a recently fixed …

Europe
European Commission hit by cyberattackers targeting mobile management platform

The European Commission’s mobile device management platform was hacked but the incident was swiftly contained and no compromise of mobile devices was detected, …

BeyondTrust
BeyondTrust fixes easy-to-exploit pre-auth RCE vulnerability in remote access tools (CVE-2026-1731)

BeyondTrust fixed a critical remote code execution vulnerability (CVE-2026-1731) in its Remote Support (RS) and Privileged Remote Access (PRA) solutions and is urging …

Signal app
State-backed phishing attacks targeting military officials and journalists on Signal

German security authorities are warning that a likely state-backed hacking group is engaged in attempts at phishing senior political figures, military officials, diplomats, …

networking
CISA orders US federal agencies to replace unsupported edge devices

The US Cybersecurity and Infrastructure Security Agency (CISA) issued a new binding operational directive aimed at reducing a long-standing cyber risk across federal networks: …

alert
Ransomware attackers are exploiting critical SmarterMail vulnerability (CVE-2026-24423)

For the third time in two weeks, CISA added a vulnerability (CVE-2026-24423) affecting SmarterTools’ SmarterMail email and collaboration server to its Known Exploited …

vmware
CISA confirms exploitation of VMware ESXi flaw by ransomware attackers

CVE-2025-22225, a VMware ESXi arbitrary write vulnerability, is being used in ransomware campaigns, CISA confirmed on Wednesday by updating the vulnerability’s entry in …

Microsoft Windows
Why a decade-old EnCase driver still works as an EDR killer

Attackers are leaning on a new EDR killer malware that can shut down 59 widely used endpoint security products by misusing a kernel driver that once shipped with Guidance …

malware
Russian hackers are exploiting recently patched Microsoft Office vulnerability (CVE-2026-21509)

Russian state-sponsored hackers Fancy Bear (aka APT 28) are exploiting CVE-2026-21509, a Microsoft Office vulnerability for which Microsoft released an emergency fix last …

Notepad++
Notepad++ supply chain attack: Researchers reveal details, IoCs, targets

Rapid7 researchers have attributed the recent hijacking of the Notepad++ update mechanism to Lotus Blossom (aka Billbug), a Chinese state-sponsored group known for targeting …

authentication
ShinyHunters flip the script on MFA in new data theft attacks

Multi-factor authentication (MFA) is supposed to defend against phishing attacks, but threat actors operating under the ShinyHunters banner are using it as a pretext in …

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