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CVE-2026-26127
Published: Mar 10, 2026
Modified: Apr 14, 2026
PUBLISHED
CVSS v3.1
7.5
HIGH
Description
Out-of-bounds read in .NET allows an unauthorized attacker to deny service over a network.
| Vendor | Product | Versions |
|---|---|---|
Microsoft | .NET 10.0 | affected 10.0.0 - < 10.0.4 |
Microsoft | .NET 9.0 | affected 9.0.0 - < 9.0.14 |
Microsoft | Microsoft.Bcl.Memory | affected 10.0.0 - < 10.0.4 |
Microsoft | Microsoft.Bcl.Memory | affected 9.0.0 - < 9.0.14 |
Weaknesses (CWE)
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
References
.NET Denial of Service Vulnerability
vendor-advisory
patch
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