CVE-2019-18211

—

CVSS 3.1

8.8 high

EPSS

3%p84

Published

Dec 23, 2019 (Dec 23, 2019)

Modified

Jun 17, 2026

Description

An issue was discovered in Orckestra C1 CMS through 6.6. The EntityTokenSerializer class in Composite.dll is prone to unvalidated deserialization of wrapped BinaryFormatter payloads, leading to arbitrary remote code execution for any low-privilege user.

Vendors: orckestra
Products: c1 cms
Weakness: CWE-502
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (2.6%)

In the news0 stories

No ingested article mentions this CVE yet.