CVE-2025-47978: medium-severity vulnerability in Microsoft Windows Server 2022
Windows Kerberos Denial of Service Vulnerability
Published · Updated
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 6.5epss 2.1%
Out-of-bounds read in Windows Kerberos allows an authorized attacker to deny service over a network.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C
Affected products
Microsoft · Windows Server 2022Microsoft · Windows Server 2022, 23H2 Edition (Server Core installation)Microsoft · Windows Server 2025Microsoft · Windows Server 2025 (Server Core installation)Related CVEs — Microsoft Windows Server 2022
In the same product, most dangerous first.
CVE-2025-59287CRITICALWindows Server Update Service (WSUS) Remote Code Execution VulnerabilityEPSS 100.0%KEVCVE-2021-34527HIGHWindows Print Spooler Remote Code Execution VulnerabilityEPSS 99.8%KEVCVE-2023-36884HIGHWindows Search Remote Code Execution VulnerabilityEPSS 99.4%KEVCVE-2024-21412HIGHInternet Shortcut Files Security Feature Bypass VulnerabilityEPSS 99.4%KEVCVE-2022-30190HIGHMicrosoft Windows Support Diagnostic Tool (MSDT) Remote Code Execution VulnerabilityEPSS 99.2%KEVCVE-2021-40444HIGHMicrosoft MSHTML Remote Code Execution VulnerabilityEPSS 97.8%KEV