Live › vulnerability › CVE-2019-9875
Go to dashboardSitecore CMS and Experience Platform (XP) has a .NET deserialization flaw in the Sitecore.Security.AntiCSRF module. An attacker who can log in can send a crafted serialized object in the __CSRFTOKEN POST parameter and run arbitrary code on the server.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-10-23 19:11 UTC, 3h before NVD. All times on this page are UTC.
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
| Product | Ecosystem | Affected | Fixed in |
|---|---|---|---|
| Sitecore CMS and Experience Platform (XP) | vendor | – | – |
| sitecore cms | vendor | <= 9.1 | – |
Unknown from the sources.
Apply the mitigations from the Sitecore vendor advisory, or discontinue use of the product if mitigations are unavailable (per CISA required action).
Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
Sitecore CMS and Experience Platform (XP) contain a deserialization vulnerability in the Sitecore.Security.AntiCSRF module that allows an authenticated attacker to execute arbitrary code by sending a serialized .NET object in the HTTP POST parameter __CSRFTOKEN.
CISA required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
This page as .md · .json · in your agent: get_signal("CVE-2019-9875")
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