Description
Integer overflow or wraparound in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.
Published: 2026-10-13
Score: 8.8 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Wed, 14 Oct 2026 00:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Tue, 13 Oct 2026 19:15:00 +0000

Type Values Removed Values Added
Description Integer overflow or wraparound in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.
Title Microsoft Office SharePoint Remote Code Execution Vulnerability
First Time appeared Microsoft
Microsoft sharepoint Server
Weaknesses CWE-121
CWE-190
CPEs cpe:2.3:a:microsoft:sharepoint_server:*:*:*:*:subscription:*:*:*
Vendors & Products Microsoft
Microsoft sharepoint Server
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C'}

Subscriptions

Microsoft Sharepoint Server
cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-10-14T17:58:30.046Z

Reserved: 2026-09-09T21:58:19.187Z

Link: CVE-2026-88166

cve-icon Vulnrichment

Updated: 2026-10-13T19:52:53.094Z

cve-icon NVD

Status : Analyzed

Published: 2026-10-13T19:21:37.200

Modified: 2026-10-14T19:44:44.833

Link: CVE-2026-88166

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-14T10:00:07Z

Weaknesses
  • CWE-121

    Stack-based Buffer Overflow

  • CWE-190

    Integer Overflow or Wraparound