CVE-2022-21986
HighCVSS 7.5Exploitation Probability (EPSS)
High risk90th percentile - higher than 90% of all known CVEs
Summary
.NET Denial of Service Vulnerability.
Risk Assessment
An attacker may cause unavailability of a .NET-based application or service, potentially disrupting dependent systems. The impact may include service outages.
Recommendation
Update the .NET runtime to the latest version containing the security fix. Monitor service availability for unusual outages.
Other vulnerabilities in .NET
See all- CVE-2026-96960High
Asymmetric resource consumption (amplification) in .NET allows an unauthorized attacker to deny service over a network.
- CVE-2026-96959High
Allocation of resources without limits or throttling in .NET allows an unauthorized attacker to deny service over a network.
- CVE-2026-96958High
Inefficient algorithmic complexity in .NET allows an unauthorized attacker to deny service over a network.
- CVE-2026-96957High
Improper verification of cryptographic signature in .NET allows an unauthorized attacker to bypass a security feature over a network.
- CVE-2026-96238Medium
Origin validation error in .NET allows an unauthorized attacker to bypass a security feature over a network.
- CVE-2026-96237High
Inclusion of functionality from untrusted control sphere in .NET allows an unauthorized attacker to execute code over a network.
- CVE-2026-96235High
Out-of-bounds write in .NET allows an unauthorized attacker to execute code over a network.
- CVE-2026-96234Medium
Origin validation error in .NET allows an unauthorized attacker to disclose information over a network.
- CVE-2026-96232High
A vulnerability in .NET allows an unauthorized attacker to read data outside the allowed memory area over a network.
- CVE-2026-96231High
A vulnerability in .NET related to improper link resolution before file access allows an authorized attacker to elevate privileges locally.
Original NVD description (English source)
.NET Denial of Service Vulnerability
Vulnerability data from NVD (NIST) · CISA KEV · EPSS