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Medium severity · published Dec 9, 2025
CVE-2025-62468
Windows Defender Firewall Service Information Disclosure Vulnerability
5.5
CVSS
0.5%
EPSS
No
On KEV
Description
Out-of-bounds read in Windows Defender Firewall Service allows an authorized attacker to disclose information locally.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 44% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
W1
Windows 11 Version 23H2 · Microsoft
10.0.22631.0 before 10.0.22631.6345 · source: vendor
W1
Windows 11 Version 24H2 · Microsoft
10.0.26100.0 before 10.0.26100.7462 · source: vendor
W1
Windows 11 Version 25H2 · Microsoft
10.0.26200.0 before 10.0.26200.7462 · source: vendor
W1
Windows 11 version 22H3 · Microsoft
10.0.22631.0 before 10.0.22631.6345 · source: vendor
WS
Windows Server 2022, 23H2 Edition (Server Core installation) · Microsoft
10.0.25398.0 before 10.0.25398.2025 · source: vendor
WS
Windows Server 2025 · Microsoft
10.0.26100.0 before 10.0.26100.7462 · source: vendor, NVD
WS
Windows Server 2025 (Server Core installation) · Microsoft
10.0.26100.0 before 10.0.26100.7462 · source: vendor
W1
Windows 11 23h2 · Microsoft
before 10.0.22631.6345 · source: NVD
W1
Windows 11 24h2 · Microsoft
before 10.0.26100.7392 · source: NVD
W1
Windows 11 25h2 · Microsoft
before 10.0.26200.7392 · source: NVD
WS
Windows Server 2022 23h2 · Microsoft
before 10.0.25398.2025 · source: NVD
Affected product
W1
Windows 11 version 22H3
Microsoft
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-62468
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-62468
Vendor Advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-62468
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