Vulnerability in N/a
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 allows an unauthenticated attacker to execute arbitrary code by sending a serialized .NET obje…
EPSS: 0.876 (99.5th percentile) — read the EPSS interpretation.
Affected products
- N/a — versions n/a
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
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.
Public proof-of-concept exploits
References
- dev.sitecore.net/Downloads.aspx (x_refsource_MISC)
- www.synacktiv.com/blog.html (x_refsource_MISC)
- www.synacktiv.com/ressources/advisories/Sitecore_CSRF_deserialize_RCE.pdf (x_refsource_MISC)
Frequently asked questions
- What is CVE-2019-9874?
- CVE-2019-9874 is a vulnerability in N/a. Published 2019-05-31.
- Is CVE-2019-9874 known to be exploited?
- Yes. CVE-2019-9874 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2025-03-26), indicating it is being actively exploited. 4 public proof-of-concept repositories are indexed.