VulnerabilityAnalyzed
CVE-2025-47994
Deserialization of untrusted data in Microsoft Office allows an unauthorized attacker to elevate privileges locally.
HIGH 8.6EPSS 2.79%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.79%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Deserialization of untrusted data in Microsoft Office allows an unauthorized attacker to elevate privileges locally.
- CVSS 3.1
- 8.6 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
- EPSS
- 2.79% probability · 86th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-502
- Affected
- microsoft/365 apps · microsoft/office · microsoft/office long term servicing channel · microsoft/sharepoint enterprise server
- Source
- secure@microsoft.com
References
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.