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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… 

Treasury sanctions Russian zero-day broker accused of buying exploits stolen from U.S. defense contractor

Treasury sanctions Russian zero-day broker accused of buying exploits stolen from U.S. defense contractor

The U.S. government announced on Tuesday sanctions against two companies that acquire and resell zero-day exploits, as well sanctioning their founders and their associates. Officials with the U.S. Treasury told TechCrunch that the government was…