Sharepoint Enterprise Server
CVE-2025-29793
HIGH
Severity by source
AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
2DescriptionCVE.org
Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.
AnalysisAI
Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to execute code over a network. Rated high severity (CVSS 7.2), this vulnerability is remotely exploitable, low attack complexity. Epss exploitation probability 21.9% and no vendor patch available.
Technical ContextAI
This vulnerability is classified as Deserialization of Untrusted Data (CWE-502), which allows attackers to execute arbitrary code through malicious serialized objects. Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to execute code over a network. Affected products include: Microsoft Sharepoint Enterprise Server, Microsoft Sharepoint Server.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Avoid deserializing untrusted data. Use safe serialization formats (JSON). Implement integrity checks and type allowlists.
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Same weakness CWE-502 – Deserialization of Untrusted Data
View allSame technique Deserialization
View allShare
External POC / Exploit Code
Leaving vuln.today