VULNERABILITY INTELLIGENCE

CVE-2025-30388

CVSS score7.8 HIGH
EPSS probability4.38%
CISA KEVNot currently listed
Published2025-05-13
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Description

Heap-based buffer overflow in Windows Win32K - GRFX allows an unauthorized attacker to execute code locally.

Weakness classification

  • secure@microsoft.com: CWE-122
  • nvd@nist.gov: CWE-787

Primary references