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Vulnerabilities / CVE-2026-88164

CVE-2026-88164

Published 2026-10-14 · Analyzed

CVE-2026-88164

Microsoft Office SharePoint Elevation of Privilege Vulnerability

8.8 HIGH
CVSS 3.1 · CNA · microsoft.com
0.8%
chance of exploitation in the next 30 days (EPSS; higher than 57% of CVEs)

Missing authorization in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.

Scores

8.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HCNA · microsoft.com
8.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:CCNA

Affected products

  • microsoft sharepoint server: < 16.0.20326.20190

Weakness: CWE-862

1 references (advisories, patches, write-ups)

Sources: NVD, CVE.org, FIRST EPSS. Missing ones did not answer or have no record yet.

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