CVE-2026-85319

HighCVSS 7.5/10Last modified Oct 29, 2026

Description

Allocation of resources without limits or throttling in Active Directory Federation Services (AD FS) allows an unauthorized attacker to deny service over a network.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-770

Affected software

Vendor	Product	Versions
Microsoft	Windows 10 Version 1607	>= 10.0.14393.0, < 10.0.14393.9612
Microsoft	Windows 10 Version 1809	>= 10.0.17763.0, < 10.0.17763.9376
Microsoft	Windows Server 2012	>= 6.2.9200.0, < 6.2.9200.26434
Microsoft	Windows Server 2012 (Server Core installation)	>= 6.2.9200.0, < 6.2.9200.26434
Microsoft	Windows Server 2012 R2	>= 6.3.9600.0, < 6.3.9600.23470
Microsoft	Windows Server 2012 R2 (Server Core installation)	>= 6.3.9600.0, < 6.3.9600.23470
Microsoft	Windows Server 2016	>= 10.0.14393.0, < 10.0.14393.9612
Microsoft	Windows Server 2016 (Server Core installation)	>= 10.0.14393.0, < 10.0.14393.9612
Microsoft	Windows Server 2019	>= 10.0.17763.0, < 10.0.17763.9376
Microsoft	Windows Server 2019 (Server Core installation)	>= 10.0.17763.0, < 10.0.17763.9376
Microsoft	Windows Server 2022	>= 10.0.20348.0, < 10.0.20348.5761
Microsoft	Windows Server 2025	>= 10.0.26100.0, < 10.0.26100.33650
Microsoft	Windows Server 2025 (Server Core installation)	>= 10.0.26100.0, < 10.0.26100.33650

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-85319Vendor Advisory

Timeline

Published: Oct 13, 2026
Last modified: Oct 29, 2026
NVD status: Analyzed

Related CVEs from 2026

CVE-2026-85328.8Integer overflow in XML in Google Chrome prior to 148.0.7778.168 allowed a remote attacker to execute arbitrary code inside a sandbox via a CVE-2026-853205.5Use of uninitialized resource in Windows Print Spooler Components allows an authorized attacker to disclose information locally.CVE-2026-853217.5Allocation of resources without limits or throttling in Active Directory Federation Services (AD FS) allows an unauthorized attacker to deny CVE-2026-853227.5Use of uninitialized resource in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to disclose information ov CVE-2026-853236.8Weak authentication in Network Device Enrollment Service (NDES) allows an authorized attacker to perform spoofing over a network.CVE-2026-853247.5Memory allocation with excessive size value in Active Directory Federation Services (AD FS) allows an unauthorized attacker to deny service CVE-2026-853277.8Heap-based buffer overflow in Windows Print Spooler Components allows an authorized attacker to elevate privileges locally.CVE-2026-853287.0Weak authentication in Windows Projected File System allows an authorized attacker to elevate privileges locally.CVE-2026-853297.0Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Account allows an authorized attack CVE-2026-85338.3Use after free in Accessibility in Google Chrome prior to 148.0.7778.168 allowed a remote attacker who had compromised the renderer process CVE-2026-853304.3Incorrect authorization in Microsoft Edge for Android allows an unauthorized attacker to bypass a security feature over a network.CVE-2026-853316.5Out-of-bounds read in Windows Device Association Service allows an authorized attacker to disclose information over a network.