Description
Deserialization of untrusted data in .NET allows an unauthorized attacker to execute code locally.
Severity (CVSS)
| Base score | 7.8 |
|---|---|
| Severity | High |
| Version | CVSS 3.1 |
| Vector | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C |
| Provided by | CNA |
Weaknesses
- CWE-502 — CWE-502: Deserialization of Untrusted Data
Affected products
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | .NET 8.0 | 8.0.0 to <8.0.29 |
| Microsoft | .NET 9.0 | 9.0.0 to <9.0.18 |
| Microsoft | Microsoft Visual Studio 2022 version 17.12 | 17.12.0 to <17.12.22 |
| Microsoft | Microsoft Visual Studio 2022 version 17.14 | 17.14.0 to <17.14.36 |
| Microsoft | Microsoft Visual Studio 2026 version 18.7 | 18.0 to <18.7.4 |
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50649 (vendor-advisory patch)
Generated from the official CVE List on 15 Jul 2026 07:06 UTC.