5.9
Medium
CVE-2026-66822 Insertion of sensitive information into sent data in .NET allows an unauthorized attacker to disclose information over a…
Description
Insertion of sensitive information into sent data in .NET allows an unauthorized attacker to disclose information 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 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 |
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| Product | Affected versions | Fixed in |
|---|---|---|
| .NET 9.0 runtime 9.0 | 9.0.0 → < 9.0.21 | 9.0.21 |
References
- .NET Information Disclosure Vulnerability msrc.microsoft.com
Timeline
- Published
- Last modified
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