CVE-2026-83845
HIGH severity · CVSS 8.4 · CWE-290
8.4CVSS HIGH
Summary
Improper privilege management in Windows Internet (wininet.dll) allows an authorized attacker to perform spoofing locally.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactNone
Exploit probability (EPSS)0%
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N
Affected products we track (2)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-83845 ↗