CVE record · CVE-2024-49026

Microsoft Excel Remote Code Execution Vulnerability

CVSS 7.8 HighEPSS 0.0096 · 61st percentile

Published by the CVE Program (CNA: microsoft) at 12 Nov 2024, 17:54 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
Microsoft	Microsoft Office 2019	affected 19.0.0 to before https://aka.ms/OfficeSecurityReleases custom
Microsoft	Microsoft Office Online Server	affected 16.0.1 to before 16.0.10416.20007 custom
Microsoft	Microsoft 365 Apps for Enterprise	affected 16.0.1 to before https://aka.ms/OfficeSecurityReleases custom
Microsoft	Microsoft Office LTSC 2021	affected 16.0.1 to before https://aka.ms/OfficeSecurityReleases custom
Microsoft	Microsoft Office LTSC 2024	affected 1.0.0 to before https://aka.ms/OfficeSecurityReleases custom
Microsoft	Microsoft Excel 2016 Click-to-Run (C2R)	affected 16.0.0 to before 16.0.5474.1001 custom

Identifiers: CVE-2024-49026
CNA: microsoft
Weakness (CWE): CWE-77
Tags: Microsoft Office 2019
Microsoft Office Online Server
Microsoft 365 Apps for Enterprise
Microsoft Office LTSC 2021
Microsoft Office LTSC 2024
Microsoft Excel 2016 Click-to-Run (C2R)
Command injection
Published: 12 Nov 2024
Updated: 8 Jul 2025

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
7.8	High	3.1	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C	CNA (microsoft)

CISA KEV Not listed.
EPSS 0.0096, the 61st percentile, on 6 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 12 Nov 2024. New records show when each source confirmed them.

Sources

References from the CNA

msrc.microsoft.com/update-guide/vulnerability/CVE-2024-49026 vendor-advisory

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.