CVE-2026-50651
CVE-2026-50651 is a high-severity vulnerability in Microsoft .net with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-770.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- EPSS exploit prediction: 1% (55th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-770
- Affected product: Microsoft .net
- Published:
- Last modified:
Description
Allocation of resources without limits or throttling in .NET allows an unauthorized attacker to deny service over a network.
Frequently asked questions
- What is CVE-2026-50651?
- Allocation of resources without limits or throttling in .NET allows an unauthorized attacker to deny service over a network.
- How severe is CVE-2026-50651?
- CVE-2026-50651 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2026-50651 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2026-50651?
- CVE-2026-50651 primarily affects Microsoft .net. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2026-50651?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2026-50651 published?
- CVE-2026-50651 was published on 2026-07-14 and last updated on 2026-07-22.
References
Affected products (3)
- cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:visual_studio_2026:*:*:*:*:*:*:*:*
More vulnerabilities in Microsoft .net
- CVE-2024-43498 — Critical (CVSS 9.8): .NET and Visual Studio Remote Code Execution Vulnerability
- CVE-2024-0057 — Critical (CVSS 9.1): NET, .NET Framework, and Visual Studio Security Feature Bypass Vulnerability
- CVE-2026-47303 — High (CVSS 8.8): Authentication bypass by assumed-immutable data in ASP.NET Core allows an authorized attacker to elevate privileges…
- CVE-2026-47300 — High (CVSS 8.8): Incorrect implementation of authentication algorithm in ASP.NET Core allows an authorized attacker to elevate…
- CVE-2025-21176 — High (CVSS 8.8): .NET, .NET Framework, and Visual Studio Remote Code Execution Vulnerability
- CVE-2024-0056 — High (CVSS 8.7): Microsoft.Data.SqlClient and System.Data.SqlClient SQL Data Provider Security Feature Bypass Vulnerability
All CVEs affecting Microsoft .net →
Other CWE-770 (Allocation of Resources Without Limits or Throttling) vulnerabilities
- CVE-2026-63299 — Critical (CVSS 9.9): An authorization bypass vulnerability in LXD allows an authenticated user to bypass project-level disk and volume…
- CVE-2026-74878 — Critical (CVSS 9.8): openssl_encrypt versions before 1.4.0 use an in-memory rate limiter for TOTP brute-force protection that is not shared…
- CVE-2026-31283 — Critical (CVSS 9.8): In Totara LMS v19.1.5 and before, the forgot password API does not implement rate limiting for the target email…
- CVE-2020-37067 — Critical (CVSS 9.8): Filetto 1.0 FTP server contains a denial of service vulnerability in the FEAT command processing that allows attackers…
- CVE-2021-47875 — Critical (CVSS 9.8): GeoGebra CAS Calculator 6.0.631.0 contains a denial of service vulnerability that allows attackers to crash the…
- CVE-2025-11832 — Critical (CVSS 9.8): Allocation of Resources Without Limits or Throttling vulnerability in Azure Access Technology BLU-IC2, Azure Access…
Browse all CWE-770 (Allocation of Resources Without Limits or Throttling) vulnerabilities →