CVE-2026-44818EPSS p13.5%

CVE-2026-44818CVE-2026-44818

microsoft / 365_apps

Description

Integer underflow (wrap or wraparound) in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

Scoring

CVSS 7.0 ()
VectorCVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS0.23% probability of exploitation · percentile 13.5% · 2026-06-19T12:03:05Z
Last modified2026-06-11

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.