MicrosoftCVE-2026-57108
Microsoft .NET: type confusion
High7.5CVE-2026-57108 · Published Jul 14, 2026 · updated Jul 22, 2026
Access of resource using incompatible type ('type confusion') in .NET Core allows an unauthorized attacker to deny service over a network.
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| .NET 10.0 Product | >= 10.0.0, < 10.0.10 | 10.0.10 |
| .NET 8.0 Product | >= 8.0.0, < 8.0.29 | 8.0.29 |
| .NET 9.0 Product | >= 9.0.0, < 9.0.18 | 9.0.18 |
Details and references
- CVSS 3.1
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Severity from
- the vendor (its own CVE record or advisory)
- Weakness
- CWE-843
More Microsoft advisories
All Microsoft| Date | Advisory | Severity | Fixed in |
|---|---|---|---|
| Jul 14 | Secret exfiltration vulnerability | High | 1.128.1 |
| Jul 14 | Workspace Trust Security Feature Bypass Vulnerability | High | 1.128.1 |
| Jul 14 | Remote Code Execution Vulnerability | High | 1.128.1 |
| Jul 14 | Microsoft .NET 8.0: unsafe deserialization | High7.8 | 8.0.29+9 more |
| Jul 14 | Microsoft .NET 8.0: code injection | High7.8 | 8.0.29+10 more |
| Jul 14 | Microsoft .NET 10.0: resource exhaustion | High7.5 | 10.0.10+5 more |