CVE-2021-38366

HighCVSS 8.8/10Last modified Jun 17, 2026

Description

Sitecore through 10.1, when Update Center is enabled, allows remote authenticated users to upload arbitrary files and achieve remote code execution by visiting an uploaded .aspx file at an admin/Packages URL.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-434

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://blog.istern.dk/2021/08/10/sitecore-10-authenticated-file-upload-to-rce/Exploit, Third Party Advisory
https://blog.istern.dk/2021/08/10/sitecore-10-authenticated-file-upload-to-rce/Exploit, Third Party Advisory

Timeline

Published: Aug 12, 2021
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2021

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