VulnerabilityPublished 9 Jun 2026

Microsoft June 2026 Patch Tuesday, (Tue, Jun 9th)

Source SANS ISC Handlers Diary

Severity

Critical

Rated by Threat Radar

Data as of 16 Jun 2026, 09:29 UTC

What to do

AI-suggested

Microsoft has released official patches for all identified vulnerabilities. Users and administrators should apply the June 2026 Patch Tuesday updates promptly to ensure protection. No additional mitigation is required for the cloud service vulnerabilities as Microsoft manages these server-side.

Description

Microsoft today released patches for 204 vulnerabilities. 38 of these vulnerabilities are considered critical, and three have been disclosed before today. Six of the vulnerabilities affect Microsoft cloud solutions and do not require any user action. In addition, Microsoft incorporated 360 different vulnerabilities affecting Chromium into its Edge browser.

Impact

The vulnerabilities patched include critical issues that could potentially allow attackers to compromise affected systems. The disclosed vulnerabilities may have increased risk due to prior knowledge. Cloud service vulnerabilities are mitigated by Microsoft without user action. The large number of Chromium vulnerabilities addressed in Edge improves browser security against various threats.

Summary

On June 9, 2026, Microsoft issued patches for 204 vulnerabilities, with 38 rated critical. Three of these vulnerabilities had been disclosed prior to the patch release. Six vulnerabilities impact Microsoft cloud services and are managed by Microsoft without requiring user intervention. The Edge browser update includes fixes for 360 Chromium vulnerabilities, reflecting a comprehensive security update across Microsoft's product portfolio.

References

isc.sans.edu/diary/rss/33064 (opens in a new tab)

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What to do

Description

AI analysisMachine-generated, updated 9 Jun 2026, 17:40 UTC

References

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