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No exploitation reportedFix available

CVE-2026-20947

No exploitation reported by the sources we read.

  • Published2026-01-13
  • Fixed in16.0.19127.20442
  • WeaknessCWE-89

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Improper neutralization of special elements used in an sql command ('sql injection') in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

Timeline

dates in UTC
  1. 2026-01-1318:16CVE publishedNVD

Versions per branch

NVD
Microsoft sharepoint server
BranchAffectedFixed in
16.0< 16.0.19127.2044216.0.19127.20442
2016.x= 2016no fix published
2019.x= 2019no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Products declared by the CNA3 products

As microsoft, the CNA that assigned this CVE, declared them in the CVE record; versions as written.

  • Microsoft SharePoint Enterprise Server 2016

    platforms: x64-based Systems

    Affected
    • ≥ 16.0.0, < 16.0.5535.1001fixed in 16.0.5535.1001custom
  • Microsoft SharePoint Server 2019

    platforms: x64-based Systems

    Affected
    • ≥ 16.0.0, < 16.0.10417.20083fixed in 16.0.10417.20083custom
  • Microsoft SharePoint Server Subscription Edition

    platforms: x64-based Systems

    Affected
    • ≥ 16.0.0, < 16.0.19127.20442fixed in 16.0.19127.20442custom

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2026-04-01

Fix

  1. Update Microsoft sharepoint server to 16.0.19127.20442

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
2026-01-13
Last Modified
2026-06-17
NVD status
Analyzed
GitHub Advisory
GHSA-wmcv-5mf2-r699

Frequently asked questions

What is CVE-2026-20947?

Improper neutralization of special elements used in an sql command ('sql injection') in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

Is CVE-2026-20947 actively exploited?

Active exploitation of CVE-2026-20947 has not been confirmed. Its EPSS score was 18.4% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-20947?

CVE-2026-20947 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

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