# Microsoft releases patch for multiple product vulnerabilities

Published: 2026-06-10 · Severity: high · Sectors: government-national, financial-services, healthcare, technology
Canonical: https://vorant.io/reports/938b8994-f5d9-502a-9708-7c2c78ebe6a8/microsoft-releases-patch-for-multiple-product-vulnerabilities

> CERT-FR advisory covers 40+ CVEs across Microsoft products, requiring immediate patching of Exchange, SharePoint, Teams and others.

CERT-FR (French government CERT) has published a comprehensive security advisory addressing multiple vulnerabilities across Microsoft products and related software. The affected portfolio includes Exchange Server (2016, 2019, Subscription Edition), SharePoint Enterprise Server, Teams, Dynamics 365, Visual Studio, Defender for Endpoint, and various third-party tools including Nuance PowerScribe dictation software. Vulnerabilities enable remote code execution, privilege escalation, denial of service, and information disclosure. The advisory also lists updates for Linux kernel packages and open-source tools available in the ALZ3 repository. No evidence of active exploitation in the wild is documented in this advisory; this is a standard patch-release notification from Microsoft published via CERT-FR on 27 May through 9 June 2026.

## Mentioned in this report

- Vulnerabilities: CVE-2026-39833, CVE-2026-43503 (weaponized), CVE-2026-45834, CVE-2026-45835, CVE-2026-45836, CVE-2026-45838, CVE-2026-45839, CVE-2026-45840, CVE-2026-45841, CVE-2026-45842, CVE-2026-45843, CVE-2026-45844, CVE-2026-45845, CVE-2026-45846, CVE-2026-45986, CVE-2026-45987, CVE-2026-45988, CVE-2026-45989, CVE-2026-45991, CVE-2026-45993, CVE-2026-45994, CVE-2026-45996, CVE-2026-45997, CVE-2026-45998, CVE-2026-45999, CVE-2026-46000, CVE-2026-46002, CVE-2026-46003, CVE-2026-46004, CVE-2026-46005, CVE-2026-46006, CVE-2026-46009, CVE-2026-46011, CVE-2026-46012, CVE-2026-46015, CVE-2026-46016, CVE-2026-46018, CVE-2026-46019, CVE-2026-46300 (weaponized)

Source reporting: https://www.cert.ssi.gouv.fr/avis/CERTFR-2026-AVI-0731

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