Skip to content
Security News, Assessments & Alerts Page 4

Security News, Assessments & Alerts

Security Issues, Vulnerabilities, Exploits & Government Alerts

Malicious NuGet Packages Stole ASP.NET Data; npm Package Dropped Malware

Malicious NuGet Packages Stole ASP.NET Data; npm Package Dropped Malware

Ravie LakshmananFeb 25, 2026Cybersecurity / Malware Cybersecurity researchers have discovered four malicious NuGet packages that are designed to target ASP.NET web application developers to steal sensitive data. The campaign, discovered by Socket, exfiltrates ASP.NET Identity… 

Immediate Action Required: CISA Issues Emergency Directive to Secure Cisco SD-WAN Systems

Immediate Action Required: CISA Issues Emergency Directive to Secure Cisco SD-WAN Systems

WASHINGTON — The Cybersecurity and Infrastructure Security Agency (CISA) today issued Emergency Directive (ED) 26-03: Mitigate Vulnerabilities in Cisco SD-WAN Systems and Supplemental Direction ED 26-03: Hunt and Hardening Guidance for Cisco SD-WAN Systems, in response to a significant… 

Defense Contractor Employee Jailed for Selling 8 Zero-Days to Russian Broker

Defense Contractor Employee Jailed for Selling 8 Zero-Days to Russian Broker

Ravie LakshmananFeb 25, 2026 Zero Day / National Security A 39-year-old Australian national who was previously employed at U.S. defense contractor L3Harris has been sentenced to a little over seven years in prison for selling… 

SolarWinds Patches 4 Critical Serv-U 15.5 Flaws Allowing Root Code Execution

SolarWinds Patches 4 Critical Serv-U 15.5 Flaws Allowing Root Code Execution

Ravie LakshmananFeb 25, 2026Vulnerability / Windows Security SolarWinds has released updates to address four critical security flaws in its Serv-U file transfer software that, if successfully exploited, could result in remote code execution. The vulnerabilities,… 

CISA Confirms Active Exploitation of FileZen CVE-2026-25108 Vulnerability

CISA Confirms Active Exploitation of FileZen CVE-2026-25108 Vulnerability

Ravie LakshmananFeb 25, 2026Vulnerability / Software Security The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Tuesday added a recently disclosed vulnerability in FileZen to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active… 

RoguePilot Flaw in GitHub Codespaces Enabled Copilot to Leak GITHUB_TOKEN

RoguePilot Flaw in GitHub Codespaces Enabled Copilot to Leak GITHUB_TOKEN

A vulnerability in GitHub Codespaces could have been exploited by bad actors to seize control of repositories by injecting malicious Copilot instructions in a GitHub issue. The artificial intelligence (AI)-driven vulnerability has been codenamed RoguePilot… 

UAC-0050 Targets European Financial Institution With Spoofed Domain and RMS Malware

UAC-0050 Targets European Financial Institution With Spoofed Domain and RMS Malware

Ravie LakshmananFeb 24, 2026Cyber Espionage / Malware A Russia-aligned threat actor has been observed targeting a European financial institution as part of a social engineering attack to likely facilitate intelligence gathering or financial theft, signaling…