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Security News, Assessments & Alerts Page 43

Security News, Assessments & Alerts

Security Issues, Vulnerabilities, Exploits & Government Alerts

DeepLoad Malware Uses ClickFix and WMI Persistence to Steal Browser Credentials

DeepLoad Malware Uses ClickFix and WMI Persistence to Steal Browser Credentials

Ravie LakshmananMar 30, 2026Threat Intelligence / Browser Security A new campaign has leveraged the ClickFix social engineering tactic as a way to distribute a previously undocumented malware loader referred to as DeepLoad. “It likely uses… 

Russian CTRL Toolkit Delivered via Malicious LNK Files Hijacks RDP via FRP Tunnels

Russian CTRL Toolkit Delivered via Malicious LNK Files Hijacks RDP via FRP Tunnels

Ravie LakshmananMar 30, 2026Malware / Network Security Cybersecurity researchers have discovered a remote access toolkit of Russian-origin that’s distributed via malicious Windows shortcut (LNK) files that are disguised as private key folders. The CTRL toolkit,… 

Three China-Linked Clusters Target Southeast Asian Government in 2025 Cyber Campaign

Three China-Linked Clusters Target Southeast Asian Government in 2025 Cyber Campaign

Ravie LakshmananMar 30, 2026Threat Intelligence / Network Intrusion Three threat activity clusters aligned with China have targeted a government organization in Southeast Asia as part of what has been described as a “complex and well-resourced… 

Iran-Linked Hackers Breach FBI Director’s Personal Email, Hit Stryker With Wiper Attack

Iran-Linked Hackers Breach FBI Director’s Personal Email, Hit Stryker With Wiper Attack

Threat actors with ties to Iran successfully broke into the personal email account of Kash Patel, the director of the U.S. Federal Bureau of Investigation (FBI), and leaked a cache of photos and other documents… 

Citrix NetScaler Under Active Recon for CVE-2026-3055 (CVSS 9.3) Memory Overread Bug

Citrix NetScaler Under Active Recon for CVE-2026-3055 (CVSS 9.3) Memory Overread Bug

Ravie LakshmananMar 28, 2026Vulnerability / Network Security A recently disclosed critical security flaw impacting Citrix NetScaler ADC and NetScaler Gateway is witnessing active reconnaissance activity, according to Defused Cyber and watchTowr. The vulnerability, CVE-2026-3055 (CVSS… 

CISA Adds CVE-2025-53521 to KEV After Active F5 BIG-IP APM Exploitation

CISA Adds CVE-2025-53521 to KEV After Active F5 BIG-IP APM Exploitation

Ravie LakshmananMar 28, 2026Vulnerability / Network Security The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Friday added a critical security flaw impacting F5 BIG-IP Access Policy Manager (APM) to its Known Exploited Vulnerabilities (KEV)… 

TA446 Deploys DarkSword iOS Exploit Kit in Targeted Spear-Phishing Campaign

TA446 Deploys DarkSword iOS Exploit Kit in Targeted Spear-Phishing Campaign

Ravie LakshmananMar 28, 2026Mobile Security / Email Security Proofpoint has disclosed details of a targeted email campaign in which threat actors with ties to Russia are leveraging the recently disclosed DarkSword exploit kit to target…