Patch Tuesday
The Patch Tuesday Desk
The Patch Tuesday Desk reads every monthly Microsoft release the morning it ships and writes the version a sysadmin actually needs: what's exploited, what's worth a maintenance window, and what can wait. Cinematic-universe lore for the people who have to deploy it.
What this desk covers The monthly Microsoft drop, plus post-mortems on the KBs that wrecked someone's Wednesday. See the beat →
3 articles
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Analysis · May 11, 2026
The June 2026 Secure Boot cliff: tomorrow is your last clean window
Three Microsoft Secure Boot certificates from 2011 expire in June. May 12 is the last Patch Tuesday before the cliff, and the registry trigger isn't going to set itself.
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Analysis · May 9, 2026
Skip the optional preview: KB5083631 isn't worth your Tuesday morning
May 12 ships the same 34 fixes plus the month's security patches in one tested package. The preview brings the same risk for none of the upside.
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Analysis · Apr 29, 2026
Microsoft April 2026 Patch Tuesday: the CVE count is the wrong unit
Roughly 160+ CVEs landed in April. About six of them change what an IT team does this week.