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Critical · 9.0 CVE-2022-39256 EUVD-2022-6820GHSA-gfhp-jgp6-838j

Orckestra C1 CMS's deserialization of untrusted data allows for arbitrary code execution.

Published Sep 27, 2022 · Updated Apr 23, 2025 · Assigned by GitHub_M

Description

Orckestra C1 CMS is a .NET based Web Content Management System. A vulnerability in versions prior to 6.13 allows remote attackers to execute arbitrary code on affected installations of Orckestra C1 CMS. Authentication is required to exploit this vulnerability. The authenticated user may perform the actions unknowingly by visiting a specially crafted site. This issue is patched in C1 CMS v6.13. There are no known workarounds.

Affected products

VendorProductAffectedFixed
Orckestra C1-CMS-Foundation < 6.13 —

Affected packages

EcosystemPackageAffectedFixedRecord
NuGet CompositeC1.Core < 6.13 6.13 GHSA-gfhp-jgp6-838j

References