Description
Buffer over-read in Microsoft Office Excel allows an unauthorized attacker to disclose information over a network.
Published: 2026-10-13
Score: 6.5 Medium
EPSS: n/a
KEV: No
AI Analysis

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Remediation

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Tracking

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Advisories

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History

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

Type Values Removed Values Added
Description Buffer over-read in Microsoft Office Excel allows an unauthorized attacker to disclose information over a network.
Title Microsoft Office Excel Information Disclosure Vulnerability
First Time appeared Microsoft
Microsoft 365 Apps
Microsoft office 2021
Microsoft office 2024
Weaknesses CWE-126
CWE-191
CPEs cpe:2.3:a:microsoft:365_apps:*:*:*:*:enterprise:*:*:*
cpe:2.3:a:microsoft:office_2021:*:*:*:*:long_term_servicing_channel:*:*:*
cpe:2.3:a:microsoft:office_2024:*:*:*:*:long_term_servicing_channel:*:*:*
Vendors & Products Microsoft
Microsoft 365 Apps
Microsoft office 2021
Microsoft office 2024
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C'}

Subscriptions

Microsoft 365 Apps Office 2021 Office 2024
cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-10-13T21:35:31.788Z

Reserved: 2026-09-09T21:59:30.885Z

Link: CVE-2026-88195

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-10-13T19:21:41.000

Modified: 2026-10-13T20:19:08.363

Link: CVE-2026-88195

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses
  • CWE-126

    Buffer Over-read

  • CWE-191

    Integer Underflow (Wrap or Wraparound)