#Security Updates

Practical IT guides, comparisons, explainers and news — curated by practitioners.

Guides, insights and practical advice
Infrastructure, cloud and security
Clear explanations and real-world context
For sysadmins, IT admins and MSPs

All Articles

Browse articles tagged Security Updates.

1 article foundKB5094139Remove topic filter Clear filters

Microsoft update KB5094139, which patches eight vulnerabilities in Exchange Server Subscription Edition.

KB5094139 Addresses 8 Exchange Server CVEs; One RCE Needs Separate Mitigation

Microsoft’s June 2026 Exchange Server SE update KB5094139 addresses eight listed CVEs, including KEV-listed CVE-2026-42897. The fix for CVE-2026-45583 is not included and requires Microsoft’s separate mitigation guidance.

Jun 3, 20261 min readEmanuel De Almeida