Insights
The security advisories, deadlines and research worth your attention, each with a plain-language note on why it matters.
Updated October 6, 2026. Every item links to the original source.
This month's briefing
Architect's take, October 2026 Four dates every IT leader should have on the calendar this fall Lai Long on the October patch days, the end of updates for Windows Server 2012 and Windows 10, and why patching has become a capacity problem. Read Lai's take-
SAP Support
September Patch Day: 19 new notes, four rated critical, including a CVSS 10.0 flaw
If you run NetWeaver or S/4HANA, review the critical notes first. The next Patch Day is October 13.
-
Help Net Security
Record Patch Tuesday: roughly 970 fixes and two zero-days already exploited
The two exploited flaws hit Windows Update and ALPC. Patch those within days, then work down by risk.
-
Oracle
Oracle's largest Critical Patch Update yet: 1,449 security patches across 334 products
E-Business Suite took the most fixes. Oracle now also ships monthly security patches, so plan for a faster cadence.
-
endoflife.ai
Final patches for Server 2012/R2 and Windows 10 consumer ESU; Server 2022 leaves mainstream support
Anything still on these versions after October 13 stops receiving security fixes. Inventory now.
-
SAP Security Notes
Next SAP and Microsoft patch day lands Tuesday, October 13
Block time for testing and rollout now, especially for internet-facing systems.
-
CSO Online
Oracle's next quarterly Critical Patch Update arrives October 20
Schedule testing now for E-Business Suite, JD Edwards and database tiers.
-
endoflife.ai
Exchange Server 2016 and 2019 extended security coverage ends
Plan the move to Exchange Online or Subscription Edition before coverage lapses.
-
IBsolution
SAP ECC 6.0 (EHP 6-8) mainstream maintenance ends; extended maintenance to 2030 costs extra
Systems on EHP 5 or earlier already left mainstream maintenance at the end of 2025. Check your release level now.
-
eSecurity Planet
IBM Cost of a Data Breach 2026: the U.S. average reaches $11.5 million
The global average hit a record $4.99M. Teams using security AI and automation cut costs by about $1.9M.
-
Gartner via 01net
Gartner sees worldwide IT spending reaching $6.31 trillion in 2026, up 13.5%
AI infrastructure is driving the growth. Expect AI add-ons in every renewal you negotiate.
-
NETVarista
Architect's take: four dates every IT leader should have on the calendar this fall
Lai Long on October's patch days, the Windows Server 2012 and Windows 10 cutoffs, and why patching has become a capacity problem.
-
NETVarista
New reference design: AI agents resolving invoice exceptions across SAP, Oracle and Azure
Follow one invoice through the agents, the guardrails and the human approval.
Something here affect you?
Talk it through with an architect. It's free. General inquiries: [email protected]