8.8
High
CVE-2026-85363 Integer overflow or wraparound in .NET Framework allows an unauthorized attacker to elevate privileges over a network
Description
Integer overflow or wraparound in .NET Framework allows an unauthorized attacker to elevate privileges over a network.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| .NET 10.0 10.0 | 10.0.0 → < 10.0.13 | 10.0.13 |
| .NET 11.0 11.0 | earliest → < 11.0.0-rc.2 | 11.0.0-rc.2 |
| .NET 8.0 8.0 | 8.0.0 → < 8.0.32 | 8.0.32 |
| .NET 9.0 9.0 | 9.0.0 → < 9.0.21 | 9.0.21 |
| Microsoft .NET Framework 3.5 3.5 | 3.5.0 → latest | No fix stated |
| Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2 3.0 | 3.0.0.0 → latest | No fix stated |
| Microsoft .NET Framework 3.5 AND 4.7.2 4.7 | 4.7.0 → latest | No fix stated |
| Microsoft .NET Framework 3.5 AND 4.8 4.8 | 4.8.0 → latest | No fix stated |
| Microsoft .NET Framework 3.5 AND 4.8.1 4.8 | 4.8.1 → latest | No fix stated |
Show the 9 other branches Hide the 9 other branches
| Product | Affected versions | Fixed in |
|---|---|---|
| Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 4.7 | 4.7.0 → < 4.7.4150.0 | 4.7.4150.0 |
| Microsoft .NET Framework 4.8 4.8 | 4.8.0 → < 4.8.4811.0 | 4.8.4811.0 |
| Microsoft .NET Framework 4.8.1 4.8 | 4.8.0.0 → < 4.8.9363.0 | 4.8.9363.0 |
| Microsoft Visual Studio 2022 version 17.14 17.14 | 17.14.0 → < 17.14.42 | 17.14.42 |
| Microsoft Visual Studio 2026 version 18.10 18.10 | 18.10.0 → < 18.10.4 | 18.10.4 |
| .NET 10.0 runtime 10.0 | 10.0.0 → < 10.0.13 | 10.0.13 |
| .NET 11.0 runtime 11.0 | earliest → < 11.0.0-rc.2 | 11.0.0-rc.2 |
| .NET 8.0 runtime 8.0 | 8.0.0 → < 8.0.32 | 8.0.32 |
| .NET 9.0 runtime 9.0 | 9.0.0 → < 9.0.21 | 9.0.21 |
References
- .NET Framework Elevation of Privilege Vulnerability msrc.microsoft.com
Timeline
- Published
- Last modified
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