Deserialization in Microsoft Sharepoint Enterprise Server 2016

CVE-2025-29793

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

Vulnerability class: Insecure Deserialization

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.236 (97.7th percentile), scored .

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 97.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-29793: rose from 0.216 to 0.236.

EPSS over last 30 days · oldest: 0.216 · newest: 0.236 · change: +0.020

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-29793?
CVE-2025-29793 is a high-severity vulnerability in Microsoft Sharepoint Enterprise Server 2016, classified under Deserialization of Untrusted Data. CVSS score: 7.2/10. Published 2025-04-08.
How severe is CVE-2025-29793?
High severity. CVSS v3 base score is 7.2 out of 10.