CVE-2019-18211

HIGH

Orckestra C1 CMS < 6.6 - Authenticated Remote Code Execution via EntityTokenSerializer Deserialization

Title source: llm
STIX 2.1

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.

References (1)

Core 1
Core References

Scores

CVSS v3 8.8
EPSS 0.0288
EPSS Percentile 85.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-502
Status published
Products (1)
orckestra/c1_cms < 6.6
Published Dec 23, 2019
Tracked Since Feb 18, 2026