CVE-2026-70332

criticalCVSS 9.6covered by 1 sourcefirst seen 2026-08-06

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.

CSIRTS triage

What: Improper neutralization of input during web page generation allows cross-site scripting attacks.
Who is affected: All Office SharePoint deployments are affected.
Urgency: Critical severity (CVSS 9.6) with no current exploitation reported; immediate patching required.
Action: Apply Microsoft security updates for Office SharePoint when released.

AI-assisted analysis generated from the source advisory — verify against the original.

⚡ Watch CVE-2026-70332

Get an email if CVE-2026-70332 is added to CISA KEV, gains public exploit code, or a new advisory cites it — max one per day, one-click unsubscribe.

Advisory coverage (1)

criticalCVE-2026-70332: Microsoft Office SharePoint Spoofing Vulnerabilitymsrc · 2026-08-06

External references

NVD record for CVE-2026-70332

CVE.org record

Embed the live status

— this badge updates automatically when the KEV or exploit status changes. How to embed it →

[![CVE-2026-70332 status](https://www.csirts.com/badge/CVE-2026-70332)](https://www.csirts.com/cve/CVE-2026-70332)