CVE-2019-0880Actively exploitedAdded to KEV 2022-05-23

Microsoft Windows Privilege Escalation Vulnerability

Microsoft, Windows

Description

A local elevation of privilege vulnerability exists in how splwow64.exe handles certain calls. An attacker who successfully exploited the vulnerability could elevate privileges on an affected system from low-integrity to medium-integrity.

CVSS severity for this advisory hasn't been enriched from NVD yet, check back shortly.

EPSS, exploit probability

Medium

2.3%

estimated chance of real-world exploitation in the next 30 days, higher than 83.3% of every CVE FIRST.org scores

Refreshed 10/28/2026, via FIRST.org's EPSS model, not CVSS, this measures likelihood of exploitation, not how severe it would be.

Required action

Apply updates per vendor instructions.

CISA-recommended due date: 2022-06-13

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