CVE-2026-25187

HIGHNVD 7.87.8—Trending — 4 sources updated this week

7.8

Improper link resolution before file access ('link following') in Winlogon allows an authorized attacker to elevate privileges locally.

CVSS v3: 7.8
EG Score: 7.8(medium)
EPSS: 28.6%
KEV: Not listed

Published

March 10, 2026

Last Modified

May 26, 2026

References (3)

secure@microsofthttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-25187
af854a3a-2127-422b-91ae-364da2661108https://www.vicarius.io/vsociety/posts/cve-2026-25187-detection-script-winlogon-elevation-of-privilege-vulnerability
af854a3a-2127-422b-91ae-364da2661108https://www.vicarius.io/vsociety/posts/cve-2026-25187-mitigation-script-winlogon-elevation-of-privilege-vulnerability

Vendor Advisories for CVE-2026-25187(2)

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

Data Freshness Timeline

(refreshed 16× in last 7d / 16× 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.

2026-05-31 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
2026-05-31 00:16 UTCepss_batch
2026-05-29 13:44 UTCepss_batch
2026-05-29 13:44 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-26 18:04 UTCEG score recompute
2026-05-26 18:04 UTCVendor advisory
2026-05-26 18:04 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2026-25187?

CVE-2026-25187 is a high vulnerability published on March 10, 2026. Improper link resolution before file access ('link following') in Winlogon allows an authorized attacker to elevate privileges locally.

When was CVE-2026-25187 disclosed?

CVE-2026-25187 was first published in the National Vulnerability Database on March 10, 2026, with the most recent update on May 26, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2026-25187 actively exploited?

CVE-2026-25187 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 28.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2026-25187?

CVE-2026-25187 has a CVSS v3 base score of 7.8 (NVD).

How do I remediate CVE-2026-25187?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-25187, 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

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CVE-2026-25187

📅 Published

🔄 Last Modified

🔗 References (3)

📣 Vendor Advisories for CVE-2026-25187(2)