CVE-2024-26257
highpriority · track · 0EPSS 0.010 · 62 %ileDEEURUUSEPSS · scored 2026-10-27
Microsoft Excel Remote Code Execution Vulnerability
remediations
Vendor fix, mitigation, or workaround guidance, as published by each source.
A vendor fix is available.
- FixedMicrosoft 365 Apps for Enterprise for 32-bit Systemsmsrc_csaf
https://aka.ms/OfficeSecurityReleases:Security Update:https://docs.microsoft.com/en-us/officeupdates/office365-proplus-security-updates
https://docs.microsoft.com/en-us/officeupdates/office365-proplus-security-updates - FixedMicrosoft 365 Apps for Enterprise for 64-bit Systemsmsrc_csaf
https://aka.ms/OfficeSecurityReleases:Security Update:https://docs.microsoft.com/en-us/officeupdates/office365-proplus-security-updates
https://docs.microsoft.com/en-us/officeupdates/office365-proplus-security-updates - FixedMicrosoft Office LTSC for Mac 2021msrc_csaf
16.84.24041420:Security Update:https://go.microsoft.com/fwlink/p/?linkid=831049
https://go.microsoft.com/fwlink/p/?linkid=831049
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (19)
Products and version ranges known to be affected.
- Microsoft SharePoint Server Subscription Editionall versionscert_bundDEcpe:/a:microsoft:sharepoint:server_subscription_edition
- Microsoft Microsoft 365 Apps for Enterprise16.0.1 → https://aka.ms/OfficeSecurityReleasesenisa_euvdEU
- Microsoft 365 Apps for Enterprise for 32-bit Systems< https://aka.ms/OfficeSecurityReleasesmsrc_csafUS
- Microsoft 365 Apps for Enterprise for 64-bit Systems< https://aka.ms/OfficeSecurityReleasesmsrc_csafUS
- microsoft office long term servicing channel= 2021nvdUScpe:2.3:a:microsoft:office_long_term_servicing_channel:*:*:*:*:*:*:*:*
advisories (2)
Vendor and ecosystem advisories describing this.
- WID-SEC-W-2024-0843Microsoft Office: Mehrere SchwachstellenDeutsch2024-04-09csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Microsoft 365 Apps, Microsoft Office, Microsoft SharePoint, Microsoft SharePoint Server 2016 und Microsoft SharePoint Server 2019 ausnutzen, um beliebigen Programmcode auszuführen oder Cross-Site Scripting (XSS)-Angriffe durchzuführen.
- msrc_CVE-2024-26257Microsoft Excel Remote Code Execution Vulnerability2024-04-09csaf · msrc_csafUS
To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle
also known as (4)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (5)
External citations — patches, advisories, analysis.
- https://cxsecurity.com/cveshow/CVE-2024-26257/cnnvd
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-26257cnnvd
- https://vigilance.fr/vulnerability/Microsoft-365-Apps-Office-code-execution-dated-09-04-2024-44012cnnvd
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-26257enisa_euvd
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-26257Vendor Advisorynvd
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