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sitecore

VENDOR

· dossier confidence 20%

Sitecore, a provider of digital experience platforms, has a concerning history of critical and high-severity vulnerabilities, including multiple remote code execution flaws exploited in ransomware attacks. These vulnerabilities have specifically impacted organizations within the defense-industrial base, raising significant security concerns.

Failure events
5
Zero-days
0
RCEs
4
On KEV
4
Critical
1
Worst shame
72
PROFILE
Categorydigital experience platformWhat they doSitecore provides digital experience platform software, enabling organizations to create personalized customer experiences. The company offers content management, commerce, and experience management solutions. Websitehttps://www.sitecore.com ↗
SECURITY POSTURE

Sitecore has a history of critical and high-severity vulnerabilities, particularly related to insecure deserialization. These vulnerabilities have been actively exploited in ransomware attacks and have impacted DIB organizations.

Notable failures
  • CVE-2021-42237 (critical RCE)
  • CVE-2025-53690 (high RCE)
  • CVE-2019-9875 (high RCE)
  • CVE-2019-9874 (high RCE)
  • CVE-2021-42237 (critical RCE)
  • CVE-2021-42237 (critical RCE)
Patterns: repeated insecure deserialization vulnerabilities; remote code execution (RCE) exploits; impact on DIB organizations
Reputationsevere-fallout (-0.13) · 7 trusted sources CoverageNVD · NVD · app.opencve.io · cooey · www.cvefind.com · www.enforcementtracker.com
FAILURE HISTORY · 5
DATEEVENTSEVSUMMARY
2025-09-04 CVE-2025-53690 high Sitecore's deserialization flaw allowed remote code execution via untrusted data processing
2022-03-25 CVE-2021-42237 critical Sitecore XP's insecure deserialization allowed for remote code execution, actively exploited in ransomware attacks, impacting DIB organizations using the platform for content management and web applications.
2025-03-26 CVE-2019-9875 high Sitecore CMS allowed authenticated attackers to execute arbitrary code via a deserialization vulnerability in its Anti-CSRF module.
2025-03-26 CVE-2019-9874 high Sitecore CMS allowed unauthenticated code execution via a deserialization vulnerability in its anti-CSRF module.
2021-11-05 CVE-2021-42237 critical Sitecore XP 7.5 Initial Release to Sitecore XP 8.2 Update-7 is vulnerable to an insecure deserialization attack where it is possible to achieve remote command execution on the machine. No authentication or special configuration is required to exploit this vulnerability.
SENTIMENT · TRUSTED SOURCES
synthesissevere-fallout-0.80
Sitecore XP 7.5 to 8.2 Update-7 vulnerable to insecure deserialization with remote command execution, no auth required.
cooey ↗severe-fallout-0.90
Critical vulnerability disclosed
"Sitecore XP 7.5 Initial Release to Sitecore XP 8.2 Update-7 is vulnerable to an insecure deserialization attack where it is possible to achieve remote command execution on the machine. No authentication or special configuration is required to exploit this vulnerability."
www.cvefind.com ↗severe-fallout+0.00
Neutral database listing
NVD ↗severe-fallout+0.00
Neutral NVD page
app.opencve.io ↗severe-fallout+0.00
Neutral CVE search
www.enforcementtracker.com ↗severe-fallout+0.00
Neutral GDPR tracker
NVD ↗severe-fallout+0.00
Neutral NVD page
x.com ↗severe-fallout+0.00
Irrelevant unrelated breach
DOSSIER SOURCES
Open questions: What is Sitecore's current ownership structure? · What is Sitecore's headquarters location? · What is Sitecore's employee count?
DOSSIER · dex-RAG synthesis · grounded in our own collection + trusted sourcesbuilt 2026-07-22 04:23:54.468114+00:00