CVE-2025-54915Windows Defender Firewall Service Elevation of Privilege Vulnerability
- 6.7MediumCVSS base score
- 0.48%Exploitation in 30 daysEPSS · top 58% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
Access of resource using incompatible type ('type confusion') in Windows Defender Firewall Service allows an authorized attacker to elevate privileges locally.
Timeline
ID reserved
By microsoft
- 40 days later
· 40 days later
Published
- 5 months later
· 5 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| microsoftCNA (assigner) | 3.1 | Medium6.7 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C |
| NVDNVD · Analyzed | 3.1 | Medium6.7 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.48% · top 58% of all CVEs (12 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.7.
Affected products
Microsoft · Windows 10 Version 1507
- affected 10.0.10240.0 – < 10.0.10240.21128
Microsoft · Windows 10 Version 1607
- affected 10.0.14393.0 – < 10.0.14393.8422
Microsoft · Windows 10 Version 1809
- affected 10.0.17763.0 – < 10.0.17763.7792
Microsoft · Windows 10 Version 21H2
- affected 10.0.19044.0 – < 10.0.19044.6332
Microsoft · Windows 10 Version 22H2
- affected 10.0.19045.0 – < 10.0.19045.6332
Microsoft · Windows 11 version 22H2
- affected 10.0.22621.0 – < 10.0.22621.5909
Microsoft · Windows 11 version 22H3
- affected 10.0.22631.0 – < 10.0.22631.5909
Microsoft · Windows 11 Version 23H2
- affected 10.0.22631.0 – < 10.0.22631.5909
Microsoft · Windows 11 Version 24H2
- affected 10.0.26100.0 – < 10.0.26100.6584
Microsoft · Windows Server 2008 R2 Service Pack 1
- affected 6.1.7601.0 – < 6.1.7601.27929
Microsoft · Windows Server 2008 R2 Service Pack 1 (Server Core installation)
- affected 6.1.7601.0 – < 6.1.7601.27929
Microsoft · Windows Server 2008 Service Pack 2
- affected 6.0.6003.0 – < 6.0.6003.23529
Microsoft · Windows Server 2008 Service Pack 2 (Server Core installation)
- affected 6.0.6003.0 – < 6.0.6003.23529
Microsoft · Windows Server 2012
- affected 6.2.9200.0 – < 6.2.9200.25675
Microsoft · Windows Server 2012 (Server Core installation)
- affected 6.2.9200.0 – < 6.2.9200.25675
Microsoft · Windows Server 2012 R2
- affected 6.3.9600.0 – < 6.3.9600.22774
Microsoft · Windows Server 2012 R2 (Server Core installation)
- affected 6.3.9600.0 – < 6.3.9600.22774
Microsoft · Windows Server 2016
- affected 10.0.14393.0 – < 10.0.14393.8422
Microsoft · Windows Server 2016 (Server Core installation)
- affected 10.0.14393.0 – < 10.0.14393.8422
Microsoft · Windows Server 2019
- affected 10.0.17763.0 – < 10.0.17763.7792
Microsoft · Windows Server 2019 (Server Core installation)
- affected 10.0.17763.0 – < 10.0.17763.7792
Microsoft · Windows Server 2022
- affected 10.0.20348.0 – < 10.0.20348.4171
Microsoft · Windows Server 2022, 23H2 Edition (Server Core installation)
- affected 10.0.25398.0 – < 10.0.25398.1849
Microsoft · Windows Server 2025
- affected 10.0.26100.0 – < 10.0.26100.6584
Microsoft · Windows Server 2025 (Server Core installation)
- affected 10.0.26100.0 – < 10.0.26100.6584
References
References1
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2025-27298 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2025-54915)Record last updated .