Is CVE-2026-26114 actively exploited?

CVE-2026-26114 has no public evidence of in-the-wild exploitation as of 2026-03-11.

What is the CVSS score for CVE-2026-26114?

CVE-2026-26114 has a CVSS score of 8.8 (HIGH severity). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Patch guidance is available from Microsoft security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2026-26114.

1 product: Microsoft Awaiting Analysis.

Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

Primary Vendor: MICROSOFT
Published: 3/10/2026
Last Modified: 3/11/2026
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.