CVE-2026-58649
Origin validation error in .NET allows an unauthorized attacker to disclose information over a network.
Scoring
- Severity
- MEDIUM
- CVSS base score
- 6.5
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
- EPSS probability
- 0.27%
- CWE
- CWE-346
- Published
- 2026-09-08
- Last modified
- 2026-09-10
Affected products
- Microsoft .NET 10.0
- Microsoft .NET 11.0
- Microsoft .NET 8.0
- Microsoft .NET 9.0
- Microsoft Microsoft Visual Studio 2022 version 17.14
- Microsoft Microsoft Visual Studio 2026 version 18.9
Weakness type
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