5.9

CVE-2026-62899

Medienbericht

.NET Security Feature Bypass Vulnerability

Inconsistent interpretation of http requests ('http request/response smuggling') in .NET allows an unauthorized attacker to bypass a security feature over a network.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Microsoft ≫ Visual Studio 2022 Version >= 17.14.0 < 17.14.38
Microsoft ≫ Visual Studio 2026 Version >= 18.8.0 < 18.8.3
Microsoft ≫ .Net Version >= 8.0.0 < 8.0.30
   Apple ≫ macOS Version-
   Linux ≫ Linux Kernel Version-
   Microsoft ≫ Windows Version-
Microsoft ≫ .Net Version >= 9.0.0 < 9.0.19
   Apple ≫ macOS Version-
   Linux ≫ Linux Kernel Version-
   Microsoft ≫ Windows Version-
Microsoft ≫ .Net Version >= 10.0.0 < 10.0.11
   Apple ≫ macOS Version-
   Linux ≫ Linux Kernel Version-
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.71% 0.503
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
Microsoft 5.9 2.2 3.6
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
CWE-444 Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')

The product acts as an intermediary HTTP agent (such as a proxy or firewall) in the data flow between two entities such as a client and server, but it does not interpret malformed HTTP requests or responses in ways that are consistent with how the messages will be processed by those entities that are at the ultimate destination.

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VulnDex Intel
Media Report
11.08.2026 20:25
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62899
Patch
Vendor Advisory