High · published October 14, 2025
🚨 An authorized attacker can execute code across the network with a crafted payload in Microsoft Office SharePoint—like a chef slipping in a secret ingredient that completely changes the meal! ⚡ This vulnerability is like a restaurant where an unsuspecting diner can secretly change the recipe by whispering to the chef. If the kitchen isn't careful, that custom order can spoil the whole feast! If exploited, this vulnerability could allow an attacker to execute arbitrary code, potentially compromising the entire SharePoint environment. Imagine someone gaining control of sensitive documents, altering permissions, or even deploying malware—it's absolutely devastating!
This vulnerability is like a restaurant where an unsuspecting diner can secretly change the recipe by whispering to the chef. If the kitchen isn't careful, that custom order can spoil the whole feast! The root cause is a deserialization flaw that allows an attacker to manipulate untrusted data, enabling them to run unauthorized code within the SharePoint application.
If exploited, this vulnerability could allow an attacker to execute arbitrary code, potentially compromising the entire SharePoint environment. Imagine someone gaining control of sensitive documents, altering permissions, or even deploying malware—it's absolutely devastating! To remediate this issue, ensure you apply the latest security patches from Microsoft for SharePoint. Additionally, review your application’s configurations and limit user access to reduce the potential impact of this vulnerability. You've got this! Follow these steps, and you'll secure your SharePoint environment in no time. 🛡️
| Product | Versions | Fixed in |
|---|---|---|
| microsoft/sharepoint_server | < 16.0.19127.20262 | 16.0.19127.20262 |
| microsoft/sharepoint_server | all versions | — |
| microsoft/sharepoint_server | all versions | — |