Vulnerability-Lookup

BDU:2026-10964 (CVE-2026-50652)

Vulnerability from fstec – Published: 2026-08-03 – Updated: 2026-08-03 – View on bdu.fstec.ru Fixed

Title

Уязвимость платформы для управления и защиты идентификационных данных Azure Active Directory, связанная с недостатками механизма десериализации, позволяющая нарушителю вызвать отказ в обслуживании

Summary

Уязвимость платформы для управления и защиты идентификационных данных Azure Active Directory связана с недостатками механизма десериализации. Эксплуатация уязвимости может позволить нарушителю, действующему удаленно, вызвать отказ в обслуживании

Severity

7.8 (High) CVSS 2.0


                      
                        AV:N/AC:L/Au:N/C:N/I:N/A:C

7.5 (High) CVSS 3.1


                      
                        CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Class

Code vulnerability

Status

Confirmed by the vendor

Exploitation

Data structure manipulation

Incidents

Being clarified

Remediation

Software update

CWE

CWE-502 - Восстановление в памяти недостоверных данных

Aliases

CVE-2026-50652

References

1 reference

URL
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50652

Impacted products

8 products from 1 vendor

Vendors

Microsoft Corp

Products

Microsoft .NET Framework 3.5, Microsoft .NET Framework 4.8.1, Microsoft .NET Framework 4.8, Microsoft .NET Framework 4.6.2, Microsoft .NET Framework 4.7, Microsoft .NET Framework 4.7.1, Microsoft .NET Framework 4.7.2, Azure Active Directory

Versions

до 4.8.9340.0 (Microsoft .NET Framework 3.5), до 4.8.9340.0 (Microsoft .NET Framework 4.8.1), до 4.8.4803.0 (Microsoft .NET Framework 4.8), до 4.7.4143.0 (Microsoft .NET Framework 4.6.2), до 4.7.4143.0 (Microsoft .NET Framework 4.7), до 4.7.4143.0 (Microsoft .NET Framework 4.7.1), до 4.7.4143.0 (Microsoft .NET Framework 4.7.2), до 2.0.50727.9182 (Microsoft .NET Framework 3.5), до 3.0.30729.9168 (Microsoft .NET Framework 3.5), до 4.8.4803.0 (Microsoft .NET Framework 3.5), до 4.8.9339.0 (Microsoft .NET Framework 3.5), до 2.0.50727.9069 (Microsoft .NET Framework 3.5), до 3.0.30729.9067 (Microsoft .NET Framework 3.5), до 4.7.4143.0 (Microsoft .NET Framework 3.5), до 2.0.50727.8983 (Microsoft .NET Framework 3.5), до 3.0.30729.8978 (Microsoft .NET Framework 3.5), до 2.0.50727.9182 (Microsoft .NET Framework 4.8.1), до 3.0.30729.9168 (Microsoft .NET Framework 4.8.1), до 4.8.9339.0 (Microsoft .NET Framework 4.8.1), до 2.0.50727.9182 (Microsoft .NET Framework 4.8), до 3.0.30729.9168 (Microsoft .NET Framework 4.8), до 2.0.50727.9069 (Microsoft .NET Framework 4.8), до 3.0.30729.9067 (Microsoft .NET Framework 4.8), до 2.0.50727.8983 (Microsoft .NET Framework 4.7.2), до 3.0.30729.8978 (Microsoft .NET Framework 4.7.2), до 2.0.50727.9069 (Microsoft .NET Framework 4.7.2), до 3.0.30729.9067 (Microsoft .NET Framework 4.7.2), до 5.7.1 (Azure Active Directory), до 7.7.3 (Azure Active Directory), до 8.19.2 (Azure Active Directory)

Product types

Application software, Security device, Security software

Platforms

Microsoft Corp Windows Server 2012 -, Microsoft Corp Windows Server 2012 R2 -, Microsoft Corp Windows 10 1607 - 64-bit, Microsoft Corp Windows 10 1607 - 32-bit, Microsoft Corp Windows Server 2016 -, Microsoft Corp Windows Server 2012 R2 (Server Core installation) -, Microsoft Corp Windows Server 2016 (Server Core installation) -, Microsoft Corp Windows 10 1809 - 64-bit, Microsoft Corp Windows 10 1809 - 32-bit, Microsoft Corp Windows Server 2019 -, Microsoft Corp Windows Server 2019 (Server Core installation) -, Microsoft Corp Windows Server 2022 -, Microsoft Corp Windows Server 2022 (Server Core installation) -, Microsoft Corp Windows 10 21H2 - 64-bit, Microsoft Corp Windows 10 21H2 - 32-bit, Microsoft Corp Windows 10 21H2 - ARM64, Microsoft Corp Windows 10 22H2 - 64-bit, Microsoft Corp Windows 10 22H2 - ARM64, Microsoft Corp Windows 10 22H2 - 32-bit, Microsoft Corp Windows Server 2012 (Server Core installation) -, Microsoft Corp Windows 11 23H2 - 64-bit, Microsoft Corp Windows 11 23H2 - ARM64, Microsoft Corp Windows 11 24H2 - 64-bit, Microsoft Corp Windows 11 24H2 - ARM64, Microsoft Corp Windows 11 25H2 - 64-bit, Microsoft Corp Windows 11 25H2 - ARM64, Microsoft Corp Windows 11 26H1 - ARM64, Microsoft Corp Windows 11 26H1 - 64-bit

Mitigations

Использование рекомендаций производителя: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50652

Remediation

TO2873 Накопительное обновление .NET Framework 3.5, 4.7.2 и 4.8 для Windows 10 1809 для x64 систем (KB5102201), TO2874 Накопительное обновление .NET Framework 3.5 и 4.8 для Windows Server 2019 для x64 систем (KB5101008), TO2875 Накопительное обновление .NET Framework 3.5 и 4.8.1 для Windows 11 24H2 для x64 систем (KB5101001)

JSON

To clipboard

{
  "CVSS 2.0": "AV:N/AC:L/Au:N/C:N/I:N/A:C",
  "CVSS 3.0": "AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
  "CVSS 4.0": null,
  "remediation_\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440": "TO2873, TO2874, TO2875",
  "remediation_\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435": "TO2873 \u041d\u0430\u043a\u043e\u043f\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0435 \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 .NET Framework 3.5, 4.7.2 \u0438 4.8 \u0434\u043b\u044f Windows 10 1809 \u0434\u043b\u044f x64 \u0441\u0438\u0441\u0442\u0435\u043c (KB5102201), TO2874 \u041d\u0430\u043a\u043e\u043f\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0435 \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 .NET Framework 3.5 \u0438 4.8 \u0434\u043b\u044f Windows Server 2019 \u0434\u043b\u044f x64 \u0441\u0438\u0441\u0442\u0435\u043c (KB5101008), TO2875 \u041d\u0430\u043a\u043e\u043f\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0435 \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 .NET Framework 3.5 \u0438 4.8.1 \u0434\u043b\u044f Windows 11 24H2 \u0434\u043b\u044f x64 \u0441\u0438\u0441\u0442\u0435\u043c (KB5101001)",
  "\u0412\u0435\u043d\u0434\u043e\u0440 \u041f\u041e": "Microsoft Corp",
  "\u0412\u0435\u0440\u0441\u0438\u044f \u041f\u041e": "\u0434\u043e 4.8.9340.0 (Microsoft .NET Framework 3.5), \u0434\u043e 4.8.9340.0 (Microsoft .NET Framework 4.8.1), \u0434\u043e 4.8.4803.0 (Microsoft .NET Framework 4.8), \u0434\u043e 4.7.4143.0 (Microsoft .NET Framework 4.6.2), \u0434\u043e 4.7.4143.0 (Microsoft .NET Framework 4.7), \u0434\u043e 4.7.4143.0 (Microsoft .NET Framework 4.7.1), \u0434\u043e 4.7.4143.0 (Microsoft .NET Framework 4.7.2), \u0434\u043e 2.0.50727.9182 (Microsoft .NET Framework 3.5), \u0434\u043e 3.0.30729.9168 (Microsoft .NET Framework 3.5), \u0434\u043e 4.8.4803.0 (Microsoft .NET Framework 3.5), \u0434\u043e 4.8.9339.0 (Microsoft .NET Framework 3.5), \u0434\u043e 2.0.50727.9069 (Microsoft .NET Framework 3.5), \u0434\u043e 3.0.30729.9067 (Microsoft .NET Framework 3.5), \u0434\u043e 4.7.4143.0 (Microsoft .NET Framework 3.5), \u0434\u043e 2.0.50727.8983 (Microsoft .NET Framework 3.5), \u0434\u043e 3.0.30729.8978 (Microsoft .NET Framework 3.5), \u0434\u043e 2.0.50727.9182 (Microsoft .NET Framework 4.8.1), \u0434\u043e 3.0.30729.9168 (Microsoft .NET Framework 4.8.1), \u0434\u043e 4.8.9339.0 (Microsoft .NET Framework 4.8.1), \u0434\u043e 2.0.50727.9182 (Microsoft .NET Framework 4.8), \u0434\u043e 3.0.30729.9168 (Microsoft .NET Framework 4.8), \u0434\u043e 2.0.50727.9069 (Microsoft .NET Framework 4.8), \u0434\u043e 3.0.30729.9067 (Microsoft .NET Framework 4.8), \u0434\u043e 2.0.50727.8983 (Microsoft .NET Framework 4.7.2), \u0434\u043e 3.0.30729.8978 (Microsoft .NET Framework 4.7.2), \u0434\u043e 2.0.50727.9069 (Microsoft .NET Framework 4.7.2), \u0434\u043e 3.0.30729.9067 (Microsoft .NET Framework 4.7.2), \u0434\u043e 5.7.1 (Azure Active Directory), \u0434\u043e 7.7.3 (Azure Active Directory), \u0434\u043e 8.19.2 (Azure Active Directory)",
  "\u0412\u043e\u0437\u043c\u043e\u0436\u043d\u044b\u0435 \u043c\u0435\u0440\u044b \u043f\u043e \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u044e": "\u0418\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 \u0440\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0430\u0446\u0438\u0439 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044f:\nhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50652",
  "\u0414\u0430\u0442\u0430 \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0438\u044f": "14.06.2026",
  "\u0414\u0430\u0442\u0430 \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u0435\u0433\u043e \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f": "03.08.2026",
  "\u0414\u0430\u0442\u0430 \u043f\u0443\u0431\u043b\u0438\u043a\u0430\u0446\u0438\u0438": "03.08.2026",
  "\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440": "BDU:2026-10964",
  "\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u044b \u0434\u0440\u0443\u0433\u0438\u0445 \u0441\u0438\u0441\u0442\u0435\u043c \u043e\u043f\u0438\u0441\u0430\u043d\u0438\u0439 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "CVE-2026-50652",
  "\u0418\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f \u043e\u0431 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0430",
  "\u041a\u043b\u0430\u0441\u0441 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u043a\u043e\u0434\u0430",
  "\u041d\u0430\u0437\u0432\u0430\u043d\u0438\u0435 \u041f\u041e": "Microsoft .NET Framework 3.5, Microsoft .NET Framework 4.8.1, Microsoft .NET Framework 4.8, Microsoft .NET Framework 4.6.2, Microsoft .NET Framework 4.7, Microsoft .NET Framework 4.7.1, Microsoft .NET Framework 4.7.2, Azure Active Directory",
  "\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435 \u041e\u0421 \u0438 \u0442\u0438\u043f \u0430\u043f\u043f\u0430\u0440\u0430\u0442\u043d\u043e\u0439 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b": "Microsoft Corp Windows Server 2012 - , Microsoft Corp Windows Server 2012 R2 - , Microsoft Corp Windows 10 1607 - 64-bit, Microsoft Corp Windows 10 1607 - 32-bit, Microsoft Corp Windows Server 2016 - , Microsoft Corp Windows Server 2012 R2 (Server Core installation) - , Microsoft Corp Windows Server 2016 (Server Core installation) - , Microsoft Corp Windows 10 1809 - 64-bit, Microsoft Corp Windows 10 1809 - 32-bit, Microsoft Corp Windows Server 2019 - , Microsoft Corp Windows Server 2019 (Server Core installation) - , Microsoft Corp Windows Server 2022 - , Microsoft Corp Windows Server 2022 (Server Core installation) - , Microsoft Corp Windows 10 21H2 - 64-bit, Microsoft Corp Windows 10 21H2 - 32-bit, Microsoft Corp Windows 10 21H2 - ARM64, Microsoft Corp Windows 10 22H2 - 64-bit, Microsoft Corp Windows 10 22H2 - ARM64, Microsoft Corp Windows 10 22H2 - 32-bit, Microsoft Corp Windows Server 2012 (Server Core installation) - , Microsoft Corp Windows 11 23H2 - 64-bit, Microsoft Corp Windows 11 23H2 - ARM64, Microsoft Corp Windows 11 24H2 - 64-bit, Microsoft Corp Windows 11 24H2 - ARM64, Microsoft Corp Windows 11 25H2 - 64-bit, Microsoft Corp Windows 11 25H2 - ARM64, Microsoft Corp Windows 11 26H1 - ARM64, Microsoft Corp Windows 11 26H1 - 64-bit",
  "\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b \u0434\u043b\u044f \u0443\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u0438 \u0437\u0430\u0449\u0438\u0442\u044b \u0438\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u043e\u043d\u043d\u044b\u0445 \u0434\u0430\u043d\u043d\u044b\u0445 Azure Active Directory, \u0441\u0432\u044f\u0437\u0430\u043d\u043d\u0430\u044f \u0441 \u043d\u0435\u0434\u043e\u0441\u0442\u0430\u0442\u043a\u0430\u043c\u0438 \u043c\u0435\u0445\u0430\u043d\u0438\u0437\u043c\u0430 \u0434\u0435\u0441\u0435\u0440\u0438\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0430\u044f \u043d\u0430\u0440\u0443\u0448\u0438\u0442\u0435\u043b\u044e \u0432\u044b\u0437\u0432\u0430\u0442\u044c \u043e\u0442\u043a\u0430\u0437 \u0432 \u043e\u0431\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u043d\u0438\u0438",
  "\u041d\u0430\u043b\u0438\u0447\u0438\u0435 \u044d\u043a\u0441\u043f\u043b\u043e\u0439\u0442\u0430": "\u0414\u0430\u043d\u043d\u044b\u0435 \u0443\u0442\u043e\u0447\u043d\u044f\u044e\u0442\u0441\u044f",
  "\u041e\u043f\u0438\u0441\u0430\u043d\u0438\u0435 \u043e\u0448\u0438\u0431\u043a\u0438 CWE": "\u0412\u043e\u0441\u0441\u0442\u0430\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 \u0432 \u043f\u0430\u043c\u044f\u0442\u0438 \u043d\u0435\u0434\u043e\u0441\u0442\u043e\u0432\u0435\u0440\u043d\u044b\u0445 \u0434\u0430\u043d\u043d\u044b\u0445 (CWE-502)",
  "\u041e\u043f\u0438\u0441\u0430\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b \u0434\u043b\u044f \u0443\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u0438 \u0437\u0430\u0449\u0438\u0442\u044b \u0438\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u043e\u043d\u043d\u044b\u0445 \u0434\u0430\u043d\u043d\u044b\u0445 Azure Active Directory \u0441\u0432\u044f\u0437\u0430\u043d\u0430 \u0441 \u043d\u0435\u0434\u043e\u0441\u0442\u0430\u0442\u043a\u0430\u043c\u0438 \u043c\u0435\u0445\u0430\u043d\u0438\u0437\u043c\u0430 \u0434\u0435\u0441\u0435\u0440\u0438\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438. \u042d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u044f \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u043c\u043e\u0436\u0435\u0442 \u043f\u043e\u0437\u0432\u043e\u043b\u0438\u0442\u044c \u043d\u0430\u0440\u0443\u0448\u0438\u0442\u0435\u043b\u044e, \u0434\u0435\u0439\u0441\u0442\u0432\u0443\u044e\u0449\u0435\u043c\u0443 \u0443\u0434\u0430\u043b\u0435\u043d\u043d\u043e, \u0432\u044b\u0437\u0432\u0430\u0442\u044c \u043e\u0442\u043a\u0430\u0437 \u0432 \u043e\u0431\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u043d\u0438\u0438",
  "\u041f\u043e\u0441\u043b\u0435\u0434\u0441\u0442\u0432\u0438\u044f \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": null,
  "\u041f\u0440\u043e\u0447\u0430\u044f \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f": null,
  "\u0421\u0432\u044f\u0437\u044c \u0441 \u0438\u043d\u0446\u0438\u0434\u0435\u043d\u0442\u0430\u043c\u0438 \u0418\u0411": "\u0414\u0430\u043d\u043d\u044b\u0435 \u0443\u0442\u043e\u0447\u043d\u044f\u044e\u0442\u0441\u044f",
  "\u0421\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u0430",
  "\u0421\u043f\u043e\u0441\u043e\u0431 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u044f": "\u041e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f",
  "\u0421\u043f\u043e\u0441\u043e\u0431 \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438": "\u041c\u0430\u043d\u0438\u043f\u0443\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 \u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u0430\u043c\u0438 \u0434\u0430\u043d\u043d\u044b\u0445",
  "\u0421\u0441\u044b\u043b\u043a\u0438 \u043d\u0430 \u0438\u0441\u0442\u043e\u0447\u043d\u0438\u043a\u0438": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50652",
  "\u0421\u0442\u0430\u0442\u0443\u0441 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u041f\u043e\u0434\u0442\u0432\u0435\u0440\u0436\u0434\u0435\u043d\u0430 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u0435\u043c",
  "\u0422\u0438\u043f \u041f\u041e": "\u041f\u0440\u0438\u043a\u043b\u0430\u0434\u043d\u043e\u0435 \u041f\u041e \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u043e\u043d\u043d\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c, \u0421\u0440\u0435\u0434\u0441\u0442\u0432\u043e \u0437\u0430\u0449\u0438\u0442\u044b, \u041f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0435 \u0441\u0440\u0435\u0434\u0441\u0442\u0432\u043e \u0437\u0430\u0449\u0438\u0442\u044b",
  "\u0422\u0438\u043f \u043e\u0448\u0438\u0431\u043a\u0438 CWE": "CWE-502",
  "\u0423\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0412\u044b\u0441\u043e\u043a\u0438\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 (\u0431\u0430\u0437\u043e\u0432\u0430\u044f \u043e\u0446\u0435\u043d\u043a\u0430 CVSS 2.0 \u0441\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 7,8)\n\u0412\u044b\u0441\u043e\u043a\u0438\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 (\u0431\u0430\u0437\u043e\u0432\u0430\u044f \u043e\u0446\u0435\u043d\u043a\u0430 CVSS 3.1 \u0441\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 7,5)"
}

CVE-2026-50652 (GCVE-0-2026-50652)

Vulnerability from cvelistv5 – Published: 2026-07-14 17:05 – Updated: 2026-09-25 18:20

Title

Azure Active Directory Denial of Service Vulnerability

Summary

Deserialization of untrusted data in Azure Active Directory allows an unauthorized attacker to deny service over a network.

Severity

7.5 (High)


                        
                          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

SSVC

Exploitation: none Automatable: yes Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-07-14 17:49 UTC

CWE

CWE-502 - Deserialization of Untrusted Data

Assigner

microsoft mitre root Scorecard

References

1 reference

URL	Tags
https://msrc.microsoft.com/update-guide/vulnerabi…	vendor-advisorypatch

Impacted products

8 products

Vendor	Product	Version
Microsoft	Azure Active Directory	Affected: 2021 , < 5.7.1 (custom)
Microsoft	Microsoft .NET Framework 3.5	Affected: 3.5.0 , < 2.0.50727.9182 & 3.0.30729.9168 (custom)
Microsoft	Microsoft .NET Framework 3.5 AND 4.7.2	Affected: 4.7.0 , < 2.0.50727.9069 & 3.0.30729.9067 & 4.7.4143.0 (custom)
Microsoft	Microsoft .NET Framework 3.5 AND 4.8	Affected: 4.8.0 , < 2.0.50727.9069 & 3.0.30729.9067 & 4.8.4803.0 (custom)
Microsoft	Microsoft .NET Framework 3.5 AND 4.8.1	Affected: 4.8.1 , < 2.0.50727.9182 & 3.0.30729.9168 & 4.8.9339.0 (custom)
Microsoft	Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2	Affected: 4.7.0 , < 4.7.4143.0 (custom)
Microsoft	Microsoft .NET Framework 4.8	Affected: 4.8.0 , < 4.8.4803.0 (custom)
Microsoft	Microsoft .NET Framework 4.8.1	Affected: 4.8.0.0 , < 4.8.9340.0 (custom)

Date Public

2026-07-14 14:00

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

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BDU:2026-10964 (CVE-2026-50652)

CVE-2026-50652 (GCVE-0-2026-50652)

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