Description
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.
Published: 2021-11-05
Score: 9.8 Critical
EPSS: 97.6% High
KEV: Yes
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

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History

Wed, 22 Oct 2025 02:15:00 +0200


Tue, 21 Oct 2025 22:30:00 +0200


Tue, 21 Oct 2025 21:30:00 +0200


Mon, 03 Feb 2025 17:15:00 +0100

Type Values Removed Values Added
Metrics kev

{'dateAdded': '2022-03-25'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'active', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Subscriptions

Sitecore Experience Platform
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-07-09T00:15:11.203Z

Reserved: 2021-10-11T00:00:00.000Z

Link: CVE-2021-42237

cve-icon Vulnrichment

Updated: 2026-07-09T00:15:11.203Z

cve-icon NVD

Status : Analyzed

Published: 2021-11-05T10:15:08.240

Modified: 2026-07-09T13:57:14.483

Link: CVE-2021-42237

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses