CVE-2019-9875

HIGHCISA KEV

8.8

Description

Deserialization of Untrusted Data in the anti CSRF module in Sitecore through 9.1 allows an authenticated attacker to execute arbitrary code by sending a serialized .NET object in an HTTP POST parameter.

CVE Details

CVSS v3.1 Score8.8

SeverityHIGH

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published5/31/2019

Last Modified11/7/2025

Sourcekev

Honeypot Sightings0

CISA KEV

VendorSitecore

ProductCMS and Experience Platform (XP)

Vulnerability NameSitecore CMS and Experience Platform (XP) Deserialization Vulnerability

KEV Date Added2025-03-26

Remediation Due Date2025-04-16

Ransomware UseUnknown

Affected Products

sitecore:cms

Weaknesses (CWE)

CWE-502CWE-502

References

https://dev.sitecore.net/Downloads.aspx(cve@mitre.org)

https://www.synacktiv.com/blog.html(cve@mitre.org)

https://www.synacktiv.com/ressources/advisories/Sitecore_CSRF_deserialize_RCE.pdf(cve@mitre.org)

https://dev.sitecore.net/Downloads.aspx(af854a3a-2127-422b-91ae-364da2661108)

https://www.synacktiv.com/blog.html(af854a3a-2127-422b-91ae-364da2661108)

https://www.synacktiv.com/ressources/advisories/Sitecore_CSRF_deserialize_RCE.pdf(af854a3a-2127-422b-91ae-364da2661108)

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-9875(134c704f-9b21-4f2e-91b3-4a467353bcc0)

IOC Correlations

No correlations recorded

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