CVE-2023-33133

HIGH

Microsoft Excel - RCE

Title source: llm

Microsoft Excel Remote Code Execution Vulnerability

Core 2

Core References

Third Party Advisory

Patch, Vendor Advisory vendor-advisory

CVSS v3 7.8

EPSS 0.3721

EPSS Percentile 97.2%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

CWE

CWE-122

Status published

Products (5)

microsoft/365_apps (2 CPE variants)

microsoft/excel 2013 sp1 (3 CPE variants)

microsoft/excel 2016 (2 CPE variants)

microsoft/office_long_term_servicing_channel 2021 (3 CPE variants)

microsoft/office_online_server

Published Jun 14, 2023

Tracked Since Feb 18, 2026