High severity7.8NVD Advisory· Published May 12, 2026· Updated May 14, 2026
CVE-2026-33834
CVE-2026-33834
Description
Improper access control in Windows Event Logging Service allows an authorized attacker to elevate privileges locally.
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
1- msrc.microsoft.com/update-guide/vulnerability/CVE-2026-33834nvdVendor Advisory
News mentions
2- Patch Tuesday - May 2026Rapid7 Blog · May 13, 2026
- Microsoft May 2026 Patch Tuesday fixes 120 flaws, no zero-daysBleepingComputer · May 12, 2026