CVE-2026-78439EPSS p56.3%

CVE-2026-78439CVE-2026-78439

Description

Stack-based buffer overflow in Microsoft Graphics Component allows an unauthorized attacker to execute code over a network.

Scoring

CVSS 8.8 ()
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS0.84% probability of exploitation · percentile 56.3% · 2026-10-05T12:00:23Z
Last modified2026-09-17
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.