CVE-2025-30384 Microsoft SharePoint Server Remote Code Execution Vulnerability
An unauthorized attacker can execute code locally via deserialization of untrusted data in Microsoft SharePoint Server.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-30384?
CVE-2025-30384 is a high-severity unsafe deserialization vulnerability in Microsoft Sharepoint Server, published on 13 May 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Deserialization of untrusted data in Microsoft Office SharePoint allows an unauthorized attacker to execute code locally.
Weakness: CWE-502
Which versions are affected by CVE-2025-30384?
It affects 1 product.
Products include Microsoft Sharepoint Server.
How do I fix CVE-2025-30384?
No fix has been published for CVE-2025-30384 yet. Limit exposure of the affected software until one is available.
Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.
Is CVE-2025-30384 being exploited?
There is no known exploitation of CVE-2025-30384 in the wild and no public exploit code.
Other vulnerabilities in Microsoft Sharepoint Server
- CVE-2026-50522 Microsoft SharePoint Deserialization of Untrusted Data Vulnerability
- CVE-2026-58644 Microsoft SharePoint Deserialization of Untrusted Data
- CVE-2026-20963 Microsoft SharePoint Deserialization of Untrusted Data
- CVE-2025-53770 Microsoft SharePoint Deserialization of Untrusted Data
- CVE-2023-29357 Microsoft SharePoint Server Privilege Escalation
Sources
Also known as GHSA-8r3p-2qf3-52qp.