CVE-2026-78518
HIGH
8.8
Our Analysis: General Purpose
Our model has classified this vulnerability as relevant to General Purpose Systems, helping your team prioritize efforts effectively.
Published Date
September 8, 2026
Last Modified
September 9, 2026
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Description
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.