CVE-2026-70306HighCVSS 9.3
Microsoft Office SharePoint Spoofing Vulnerability
🔗 CVE IDs covered (1)
📋 Description
Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an unauthorized attacker to perform spoofing over a network.
🎯 Affected products3
- Microsoft SharePoint Enterprise Server 2016
- Microsoft SharePoint Server 2019
- Microsoft SharePoint Server Subscription Edition
✅ Remediation
KB5002905 (Security Update) — fixed build 16.0.5565.1001 KB5002894 (Security Update) — fixed build 16.0.10417.20198 KB5002893 (Security Update) — fixed build 16.0.19725.20522
🔗 References (7)
- advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70306
- patchhttps://www.microsoft.com/en-us/download/details.aspx?id=108758
- referencehttps://support.microsoft.com/help/5002905
- patchhttps://www.microsoft.com/en-us/download/details.aspx?id=108774
- referencehttps://support.microsoft.com/help/5002894
- patchhttps://www.microsoft.com/en-us/download/details.aspx?id=108767
- referencehttps://support.microsoft.com/help/5002893