CVE-2026-62839
Multiple vulnerabilities have been discovered in Microsoft products. Some of them allow an attacker to cause remote arbitrary code execution, privilege escalation and remote denial of service.
CSIRTS triage
- What
- Multiple vulnerabilities across Microsoft products enable remote code execution, privilege escalation, and denial of service.
- Who is affected
- Deployments of Microsoft products affected by the listed CVEs.
- Urgency
- Highly urgent; multiple RCE vulnerabilities across the Microsoft product portfolio warrant immediate patching.
- Action
- Apply Microsoft August 2026 security updates across all affected products.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.63% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 47% of all EPSS-scored CVEs.
Advisory coverage (4)
- unknownMultiple vulnerabilities in Microsoft products (August 12, 2026)cert-fr-avis · 2026-08-12
- unknownNCSC-2026-0286 [1.00] [M/H] Vulnerabilities patched in Microsoft Officencsc-nl · 2026-08-11
- mediumCVE-2026-62839: Insufficiently protected credentials in Microsoft Office SharePoint allows an authorized attac…nvd · 2026-08-11
- mediumCVE-2026-62839: Microsoft SharePoint Server Spoofing Vulnerabilitymsrc · 2026-08-11
External references
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