CVE-2026-25187 High · 7.8 EPSS 3.2%
Winlogon Elevation of Privilege Vulnerability
Microsoft · Windows 10 Version 1607
Official description · CVE.org
Improper link resolution before file access ('link following') in Winlogon allows an authorized attacker to elevate privileges locally.
Priority scorePatchfirst’s 0 to 100 ranking. It adds points for CISA KEV listing, ransomware use, EPSS, threat reports, public exploit code and CVSS. Every CVE page shows the breakdown. Breakdown
66.0 / 100
- Exploited
- Yes, in VulnCheck KEV
- Reports
- 0
- Tactics
- 0/15
Exploitation timelineDated milestones for a CVE: when it was disclosed, when exploit code became public, when exploitation was confirmed, and when threat reports named it.
First seen exploited 34 days after disclosure.
- Disclosedday 0
- First seen exploitedVulnCheck KEV evidence+34 days
MITRE ATT&CKA public catalogue of the techniques attackers use, maintained by MITRE. Patchfirst uses it to describe what attackers do with a vulnerability. techniques
No techniques linkedNo ATT&CK techniques are linked to this CVE yet. MITRE CTID has not mapped it, and no report passage in the corpus ties it to a technique.
What security researchers reported
Not named in any threat report yetAlso mentioned in 17 community threat pulses (AlienVault OTX)
Weaker evidencePulses are indicator collections that anyone can publish. A mention is not confirmation of exploitation.
- March 2026 CVE Landscape: 31 High-Impact Vulnerabilities Identified, Interlock Ransomware Group Exploits Cisco FMC Zero-Day17 Apr 2026
- March 2026 CVE Landscape: 31 High-Impact Vulnerabilities Identified, Interlock Ransomware Group Exploits Cisco FMC Zero-Day14 Apr 2026
- Known_Cve | Mar 19, 2026 | Part 1/218 Mar 2026
- Known_Cve | Mar 18, 2026 | Part 1/218 Mar 2026
- Known_Cve | Mar 18, 2026 | Part 1/218 Mar 2026
- Known_Cve | Mar 18, 2026 | Part 1/218 Mar 2026
- 11 more on OTX