CVE-2025-54104

MEDIUMNVD 6.76.7—Trending — 4 sources updated this week

6.7

Access of resource using incompatible type ('type confusion') in Windows Defender Firewall Service allows an authorized attacker to elevate privileges locally.

CVSS v3: 6.7
EG Score: 6.7(medium)
EPSS: 56.5%
KEV: Not listed

Published

September 9, 2025

Last Modified

October 2, 2025

References (1)

secure@microsofthttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-54104

Vendor Advisories for CVE-2025-54104(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

CVE-2025-54104
Microsoft Security Response Center (MSRC)High
Windows Defender Firewall Service Elevation of Privilege Vulnerability

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-843Access of Resource Using Incompatible Type (Type Confusion)

Data Freshness Timeline

(refreshed 12× in last 7d / 12× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-29 23:11 UTCEG score recompute
2026-05-29 23:11 UTCVendor advisory
2026-05-29 23:11 UTCGHSA enrichment
2026-05-29 13:44 UTCepss_batch

Frequently asked(5)

What is CVE-2025-54104?

CVE-2025-54104 is a medium vulnerability published on September 9, 2025. Access of resource using incompatible type ('type confusion') in Windows Defender Firewall Service allows an authorized attacker to elevate privileges locally.

When was CVE-2025-54104 disclosed?

CVE-2025-54104 was first published in the National Vulnerability Database on September 9, 2025, with the most recent update on October 2, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2025-54104 actively exploited?

CVE-2025-54104 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 56.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2025-54104?

CVE-2025-54104 has a CVSS v3 base score of 6.7 (NVD).

How do I remediate CVE-2025-54104?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-54104, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2025-54104

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CVE-2025-54104

Published

Last Modified

References (1)

Vendor Advisories for CVE-2025-54104(1)

Weakness Classification(1)

Data Freshness Timeline

Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2025-54104?

Same vendor

Same CWE

CVE-2025-54104

📅 Published

🔄 Last Modified

🔗 References (1)

📣 Vendor Advisories for CVE-2025-54104(1)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2025-54104?

🔗 Related CVEs(same vendor + same CWE)

Same vendor

Same CWE

Published

Last Modified

References (1)

Vendor Advisories for CVE-2025-54104(1)

Frequently asked(5)

Related CVEs(same vendor + same CWE)