CVE-2026-69409: Microsoft Office SharePoint Information Disclosure Vulnerability

Published Sep 8, 2026
·
Updated

Execution with unnecessary privileges in Microsoft Office SharePoint allows an authorized attacker to disclose information over a network.

Other sources

Microsoft Office SharePoint Information Disclosure Vulnerability

Microsoft

Affected Software

1 affected componentFixes available
Microsoft SharePoint Server Subscription Edition<16.0.20326.20090
16.0.20326.20090

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 16.0.20326.20090Patch KB5002908

Event History

Sep 8, 2026
CVE Published
via Microsoft·02:00 PM
Data Sourced
via Microsoft·02:00 PM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·02:00 PM
Affected Software
Updated
via Microsoft·02:00 PM
Description
CVE Published
via MITRE·05:17 PM
Data Sourced
via MITRE·05:17 PM
DescriptionSeverity
Data Sourced
via NVD·06:19 PM
DescriptionSeverityWeakness

Frequently Asked Questions

1

Who can exploit this vulnerability?

An attacker must be authorized to access the affected SharePoint Server Subscription Edition environment. The issue is exploitable over a network and does not require user interaction.

2

What is the impact if exploitation succeeds?

Successful exploitation allows disclosure of information. The supplied severity metrics indicate high confidentiality impact, with no indicated integrity or availability impact.

3

Does exploitation require a complex attack chain?

The available metrics classify attack complexity as low and privileges required as low. This indicates an authenticated attacker with limited privileges may be able to exploit the issue without complex conditions.

Contact

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