What happened
Microsoft Win32k fails to properly handle objects in memory causing privilege escalation. Successful exploitation allows an attacker to run code in kernel mode.
Affected versions
Win32k: See original advisory Fixed: See vendor advisory.
Why it matters
This source correlation may provide earlier visibility while structured CVE metadata is still being updated.
Detection & mitigation
- Review the original advisory and validate affected versions.
- Apply vendor-provided updates or mitigations when available.
Public PoC references
RepositoryAuthorFirst seenReference
Sploitus1day exploit for CVE-2019-0859 on Windows 7 x64 SP1 with March 2019 security update.KitPloit2026-09-22T11:58:04Candidatekitploit.com1day exploit for CVE-2019-0859 on Windows 7 x64 SP1 with March 2019 security update.ru2026-09-22T11:58:04CandidatePoC-in-GitHub · Sheisback/CVE-2019-0859-1day-ExploitCVE-2019-0859 1day Exploit★ 117Sheisback2019-06-07CandidateSource timeline
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Record history
Record created from the first normalized source observation.
Metadata and source references refreshed.