CVE-2023-24950

mediumpriority · track · 24EPSS 0.675 · 99 %ileDEEURUUS

grimoire priorityP1 · Urgent

Exploitable?

—

no known exploitation

Likely / severe?

67.5% (99th) EPSS

CVSS 6.5 · medium

Is it mine?

18 products

Check your exposure

Who says so?

6 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

Microsoft SharePoint Server Spoofing Vulnerability

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

FixedMicrosoft SharePoint Enterprise Server 2016msrc_csaf
16.0.5395.1000:Security Update:https://support.microsoft.com/help/5002397
https://support.microsoft.com/help/5002397
FixedMicrosoft SharePoint Server 2019msrc_csaf
16.0.10398.20000:Security Update:https://support.microsoft.com/help/5002389
https://support.microsoft.com/help/5002389
FixedMicrosoft SharePoint Server Subscription Editionmsrc_csaf
16.0.16130.20420:Security Update:https://support.microsoft.com/help/5002390
https://support.microsoft.com/help/5002390

cvss

Technical severity, 0–10. One row per scoring source.

6.5

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.16.5mediumAV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:Nsecondary · FSTEC (BDU) RU

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:Csecondary · ENISA EU

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:Nsecondary · secure@microsoft.com USexploitability 2.8 · impact 3.6

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:Hsecondary · CVSS-BT (t0sche)

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:Csecondary · Microsoft Security Response Center US

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USCWE-20USCWE-200US

affected products (18)

Products and version ranges known to be affected.

Microsoft SharePoint Enterprise Server 2016all versionscert_bundDEcpe:/a:microsoft:sharepoint:enterprise_server_2016
Microsoft SharePoint Server 2019all versionscert_bundDEcpe:/a:microsoft:sharepoint_server_2019:-
Microsoft SharePoint Server Subscription Editionall versionscert_bundDEcpe:/a:microsoft:sharepoint:server_subscription_edition
Microsoft Microsoft SharePoint Enterprise Server 201616.0.0 → 16.0.5395.1000enisa_euvdEU
Microsoft Microsoft SharePoint Server 201916.0.0 → 16.0.10398.20000enisa_euvdEU
Microsoft Microsoft SharePoint Server Subscription Edition16.0.0 → 16.0.16130.20420enisa_euvdEU
Microsoft Corp Microsoft SharePoint Enterprise Server 2016all versionsfstec_bduRU
Microsoft Corp Microsoft SharePoint Server 2019all versionsfstec_bduRU
Microsoft Corp Microsoft SharePoint Server Subscription Editionall versionsfstec_bduRU
Microsoft SharePoint Enterprise Server 2016all versionsfixedmsrc_csafUS
Microsoft SharePoint Enterprise Server 2016< 16.0.5395.1000msrc_csafUS
Microsoft SharePoint Server 2019all versionsfixedmsrc_csafUS
Microsoft SharePoint Server 2019< 16.0.10398.20000msrc_csafUS
Microsoft SharePoint Server Subscription Editionall versionsfixedmsrc_csafUS
Microsoft SharePoint Server Subscription Edition< 16.0.16130.20420msrc_csafUS
microsoft sharepoint enterprise server= 2016nvdUScpe:2.3:a:microsoft:sharepoint_enterprise_server:*:*:*:*:*:*:*:*
microsoft sharepoint serverall versionsnvdUScpe:2.3:a:microsoft:sharepoint_server:*:*:*:*:*:*:*:*
microsoft sharepoint server= 2019nvdUScpe:2.3:a:microsoft:sharepoint_server:*:*:*:*:*:*:*:*

advisories (2)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2023-1179Microsoft Office: Mehrere SchwachstellenDeutsch2023-05-09csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Microsoft 365 Apps, Microsoft Excel, Microsoft Office, Microsoft Office Online Server, Microsoft SharePoint, Microsoft Teams und Microsoft Word ausnutzen, um Informationen offenzulegen, beliebigen Programmcode auszuführen, einen Denial of Service Zustand herbeizuführen, Dateien zu manipulieren oder Sicherheitsvorkehrungen zu umgehen.
msrc_CVE-2023-24950Microsoft SharePoint Server Spoofing Vulnerability2023-05-09csaf · 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.

cnnvd enisa_euvd fstec_bdu cert_bund msrc_csaf nvd NVD CVE.org MITRE

published 2023-05-09modified 2026-06-17

references (5)

External citations — patches, advisories, analysis.

scry

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