CVE-2026-49179
An attacker can exploit multiple vulnerabilities in Microsoft Windows Server 2012, Microsoft Windows Server 2012 R2, Microsoft Windows Server 2016, Microsoft Windows 10, Microsoft Windows Server 2019, Microsoft Windows Server 2022, Microsoft Exchange, Microsoft Windows 11, Microsoft Windows Server 2025 and Microsoft Windows to execute arbitrary code, to increase privileges, to conduct a denial of service attack, to disclose information, to manipulate files, to conduct a cross-site scripting attack, and to bypass security measures.
CSIRTS triage
- What
- Multiple vulnerabilities across Windows and Exchange products enable remote code execution, privilege escalation, denial of service, information disclosure, and security bypass.
- Who is affected
- All organizations running Microsoft Windows Server 2012 through 2025, Windows 10 and 11, and Microsoft Exchange.
- Urgency
- Critical; multiple vectors for remote code execution and privilege escalation with no exploitation barriers reported.
- Action
- Apply all available Microsoft security updates immediately for the affected Windows and Exchange versions.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.81% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 54% of all EPSS-scored CVEs.
Advisory coverage (4)
- critical[NEW] [critical] Microsoft Windows Products: Multiple vulnerabilitiescert-bund · 2026-08-14
- unknownexploitedNCSC-2026-0284 [1.00] [M/H] Vulnerabilities patched in Microsoft Windowsncsc-nl · 2026-08-11
- highCVE-2026-49179: Improper neutralization of special elements used in a command ('command injection') in Windows…nvd · 2026-08-11
- highCVE-2026-49179: Windows Active Directory Domain Services Remote Code Execution Vulnerabilitymsrc · 2026-08-11
External references
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