CVE-2026-32203
HighCVSS 7.5Exploitation Probability (EPSS)
Elevated risk72th percentile - higher than 72% of all known CVEs
Summary
A stack-based buffer overflow in .NET and Visual Studio allows an unauthorized attacker to remotely cause a denial of service (DoS) over the network.
Risk Assessment
An attacker can crash .NET-based applications or services, leading to system downtime and potential financial losses.
Recommendation
Apply security patches from Microsoft for .NET and Visual Studio immediately, and restrict network access to vulnerable components.
Other vulnerabilities in .NET and Visual Studio
See all- CVE-2026-102869High
A type confusion vulnerability in .NET and Visual Studio allows an unauthorized attacker to elevate privileges over a network.
- CVE-2026-69439High
Heap-based buffer overflow in .NET and Visual Studio allows an unauthorized attacker to elevate privileges over a network.
- CVE-2023-21808High
Remote code execution vulnerability in .NET and Visual Studio. An attacker could exploit it to run malicious code.
- CVE-2021-31204High
.NET and Visual Studio Elevation of Privilege Vulnerability.
Original NVD description (English source)
Stack-based buffer overflow in .NET and Visual Studio allows an unauthorized attacker to deny service over a network.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS