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High 7.5Published Jul 14, 2026
CVE-2026-47302.NET Denial of Service Vulnerability
Updated under an hour ago ()
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It affects Microsoft .NET 10.0 and 15 other products. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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Allocation of resources without limits or throttling in .NET allows an unauthorized attacker to deny service over a network.
- CVSS
- 7.5 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C
- Weakness (CWE)
- CWE-770
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- microsoft
- NVD analysis
- Analyzed
- Record last updated
- Oct 8, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Microsoft .NET 10.0 microsoft:net_10.0 (from the name) | from 10.0.0 before 10.0.10 | CNA record |
Microsoft .NET 8.0 microsoft:net_8.0 (from the name) | from 8.0.0 before 8.0.29 | CNA record |
Microsoft .NET 9.0 microsoft:net_9.0 (from the name) | from 9.0.0 before 9.0.18 | CNA record |
Microsoft Microsoft .NET Framework 3.5 microsoft:net_framework_3.5 (from the name) | 3.5.0 builds before 2.0.50727.8983 & 3.0.30729.8978 | CNA record |
Microsoft Microsoft .NET Framework 3.5 AND 4.7.2 microsoft:net_framework_3.5_and_4.7.2 (from the name) | 4.7.0 builds before 2.0.50727.9069 & 3.0.30729.9067 & 4.7.4143.0 | CNA record |
Microsoft Microsoft .NET Framework 3.5 AND 4.8 microsoft:net_framework_3.5_and_4.8 (from the name) | 4.8.0 builds before 2.0.50727.9069 & 3.0.30729.9067 & 4.8.4803.0 | CNA record |
Microsoft Microsoft .NET Framework 3.5 AND 4.8.1 microsoft:net_framework_3.5_and_4.8.1 (from the name) | 4.8.1 builds before 2.0.50727.9182 & 3.0.30729.9168 & 4.8.9339.0 | CNA record |
Microsoft Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 microsoft:net_framework_4.6.2_4.7_4.7.1_4.7.2 (from the name) | from 4.7.0 before 4.7.4143.0 | CNA record |
Microsoft Microsoft .NET Framework 4.8 microsoft:net_framework_4.8 (from the name) | from 4.8.0 before 4.8.4803.0 | CNA record |
Microsoft Microsoft Visual Studio 2022 version 17.12 microsoft:visual_studio_2022_version_17.12 (from the name) | from 17.12.0 before 17.12.22 | CNA record |
Microsoft Microsoft Visual Studio 2022 version 17.14 microsoft:visual_studio_2022_version_17.14 (from the name) | from 17.14.0 before 17.14.36 | CNA record |
Microsoft Microsoft Visual Studio 2026 version 18.7 microsoft:visual_studio_2026_version_18.7 (from the name) | from 18.0 before 18.7.4 | CNA record |
microsoft .net_framework microsoft:.net_framework | 4.8; 4.6.2; 4.7; 4.7.1; 4.7.2; 3.5; 4.8.1; 3.5; and 4 more ranges | NVD |
microsoft .net microsoft:.net | from 8.0.0 before 8.0.29; from 9.0.0 before 9.0.18; from 10.0.0 before 10.0.6 | NVD |
microsoft visual_studio_2022 microsoft:visual_studio_2022 | from 17.12.0 before 17.12.22; from 17.14.0 before 17.14.36 | NVD |
microsoft visual_studio_2026 microsoft:visual_studio_2026 | from 18.7.0 before 18.7.4 | NVD |
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47302vendor-advisory, patch
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.