CVE-2026-69904 Microsoft CVE debrief

Who should care

Defenders and administrators of Microsoft SharePoint Server Subscription Edition should assess exposure and apply patches to prevent potential information disclosure.

Why it matters

CVE-2026-69904 is a low-severity information disclosure vulnerability in Microsoft Office SharePoint. Defenders should verify and apply patches, assess exposure, and monitor for potential information disclosure.

• Verify patches for Microsoft SharePoint Server Subscription Edition
• Assess exposure to potential information disclosure
• Monitor network for suspicious activity

Technical summary

CVE-2026-69904 is an information disclosure vulnerability in Microsoft Office SharePoint due to server-side request forgery (SSRF). An authorized attacker can exploit this vulnerability to disclose information over a network. The vulnerability affects Microsoft SharePoint Server Subscription Edition. Defenders should verify and apply patches, assess exposure, and monitor for potential information disclosure.

Defensive priority

Verify and apply patches for Microsoft SharePoint Server Subscription Edition, assess exposure, and monitor for potential information disclosure.

Recommended defensive actions

• Verify and apply patches for Microsoft SharePoint Server Subscription Edition
• Assess exposure and potential impact on the network
• Monitor for potential information disclosure

Evidence notes

The CVE record and NVD entry provide details on the vulnerability, but additional information on exploitation and impact is limited. There is no evidence of exploitation in the wild. The vulnerability is due to server-side request forgery (SSRF) in Microsoft Office SharePoint. Defenders should verify patches for Microsoft SharePoint Server Subscription Edition, assess exposure, and monitor for potential information disclosure.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.