Security

Vulnerabilities, defensive security, architecture and operational security.

December 2025 Patch Tuesday: what Security and IT teams should prioritise

December 2025 Patch Tuesday covers 86 approved patch records and 211 unique CVEs across Microsoft, Adobe and SAP.

November 2025 Patch Tuesday covers 105 approved patch records and 103 unique CVEs across Microsoft, Adobe and SAP.

October 2025 Patch Tuesday covers 129 approved patch records and 220 unique CVEs across Microsoft, Adobe and SAP.

Windows 10 support ended on 14 October 2025. Learn what this means, how ESU fits in, and whether to upgrade, replace or isolate your PC.

September 2025 Patch Tuesday covers 86 approved patch records and 130 unique CVEs across Microsoft, Adobe and SAP.

August 2025 Patch Tuesday covers 132 approved patch records and 194 unique CVEs across Microsoft, Adobe and SAP.

July 2025 Patch Tuesday covers 112 approved patch records and 226 unique CVEs across Microsoft, Adobe and SAP.

June 2025 Patch Tuesday covers 88 approved patch records and 349 unique CVEs across Microsoft, Adobe and SAP.

May 2025 Patch Tuesday covers 99 approved patch records and 131 unique CVEs across Microsoft, Adobe and SAP.

April 2025 Patch Tuesday covers 97 approved patch records and 193 unique CVEs across Microsoft, Adobe and SAP.