Many ICS vendors have not released new advisories for the May 2026 Patch Tuesday.
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CISA: Critical Infrastructure Must Master Isolation, Recovery
The agency has issued guidance to help critical infrastructure operators prepare for cyberattacks by foreign threat actors.
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White House Seeks to Slash CISA Funding by $707 Million
The Trump administration says the FY2027 budget refocuses CISA on its core mission: protecting federal agencies and critical infrastructure.
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CISA Flags Critical PTC Vulnerability That Had German Police Mobilized
Police in Germany physically warned organizations about the critical PTC Windchill vulnerability tracked as CVE-2026-4681.
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Nick Andersen Appointed Acting Director of CISA
Madhu Gottumukkala has been assigned to a new role within the Department of Homeland Security.
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CISA Navigates DHS Shutdown With Reduced Staff
CISA is currently operating at roughly 38% capacity (888 out of 2,341 staff) due to the DHS shutdown that began February 14, 2026.
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CISA Warns of Exploited SolarWinds, Notepad++, Microsoft Vulnerabilities
Disclosed at the end of January, the SolarWinds vulnerability was likely exploited as a zero-day since December 2025.
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Organizations Urged to Replace Discontinued Edge Devices
Edge devices that are no longer supported have been targeted in attacks by state-sponsored hackers, the US says.
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Concerns Raised Over CISA’s Silent Ransomware Updates in KEV Catalog
CISA updated 59 KEV entries in 2025 to specify that the vulnerabilities have been exploited in ransomware attacks.
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CISA Closes 10 Emergency Directives as Vulnerability Catalog Takes Over
The Emergency Directives were retired because they achieved objectives or targeted vulnerabilities included in the KEV catalog.
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