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CVE-2026-50368 Details
Description
Stack-based buffer overflow in Active Directory Federation Services allows an unauthorized attacker to deny service over a network.
A stack-based buffer overflow vulnerability has been identified in Active Directory Federation Services (AD FS). This vulnerability allows an unauthorized attacker to cause a denial-of-service condition over the network.
Users can apply the security update for this vulnerability, which is included in the July 2026 Monthly Rollup. Instructions for downloading this update are available on the Microsoft Update Catalog.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Jul 14, 2026Exploitation: NoneAutomatable: YesTechnical Impact: Partial
References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50368 | [email protected] | PatchVendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-121 | Stack-based Buffer Overflow | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| microsoft windows 10 1607 | < 10.0.14393.9339 |
CPE
Remediation
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| microsoft windows 10 1809 | < 10.0.17763.9020 |
CPE
Remediation
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| microsoft windows server 2012 | r2 |
CPE
Remediation
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| microsoft windows server 2016 | < 10.0.14393.9339 |
CPE
Remediation
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| microsoft windows server 2019 | < 10.0.17763.9020 |
CPE
Remediation
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| microsoft windows server 2022 | < 10.0.20348.5386 |
CPE
Remediation
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| microsoft windows server 2025 | < 10.0.26100.33158 |
CPE
Remediation
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| microsoft .net framework | 4.8.1 4.8 4.6.2 4.7 4.7.1 4.7.2 3.5 - |
CPE
Remediation
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| microsoft windows 11 26h1 | All versions |
CPE
Remediation
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| microsoft windows 10 21h2 | All versions |
CPE
Remediation
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| microsoft windows 10 22h2 | All versions |
CPE
Remediation
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| microsoft windows 11 23h2 | All versions |
CPE
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| microsoft windows 11 24h2 | All versions |
CPE
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| microsoft windows 11 25h2 | All versions |
CPE
Remediation
| |
Change History
6 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 24, 2026 | Initial Analysis | [email protected] |
| Jul 22, 2026 | CVE Modified | [email protected] |
| Jul 21, 2026 | CVE Modified | [email protected] |
| Jul 16, 2026 | CVE Modified | [email protected] |
| Jul 14, 2026 | CVE Modified | CISA-ADP |
| Jul 14, 2026 | New CVE Received | [email protected] |