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CVE-2019-9874

Deserialization of Untrusted Data in the Sitecore.Security.AntiCSRF (aka anti CSRF) module in Sitecore CMS 7.0 to 7.2 and Sitecore XP 7.5 to 8.2...

Basic Information

CVE State
PUBLISHED
Reserved Date
March 19, 2019
Published Date
May 31, 2019
Last Updated
June 06, 2025
Vendor
Sitecore
Product
CMS
Description
Deserialization of Untrusted Data in the Sitecore.Security.AntiCSRF (aka anti CSRF) module in Sitecore CMS 7.0 to 7.2 and Sitecore XP 7.5 to 8.2 allows an unauthenticated attacker to execute arbitrary code by sending a serialized .NET object in the HTTP POST parameter __CSRFTOKEN.
Tags
dotnet cisa

CVSS Scores

CVSS v3.1

9.8 - CRITICAL

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

CVSS v2.0

7.5

Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

SSVC Information

Exploitation
active
Automatable
Yes
Technical Impact
total

Exploit Status

Exploited in the Wild
Yes (2025-03-26 00:00:00 UTC) Source

References

https://dev.sitecore.net/Downloads.aspx https://www.synacktiv.com/blog.html https://www.synacktiv.com/ressources/advisories/Sitecore_CSRF_deserialize_RCE.pdf

Known Exploited Vulnerability Information

Source Added Date
CISA 2025-03-26 00:00:00 UTC

Timeline

  • CVE ID Reserved

  • CVE Published to Public

  • Added to KEVIntel