VULNERABILITY INTELLIGENCE
CVE-2019-18211
CVSS score8.8 HIGH
EPSS probability2.56%
CISA KEVNot currently listed
Published2019-12-23
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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.
Weakness classification
- CWE-502: Deserialization of Untrusted Data
Primary references
- cve@mitre.org — Patch
- af854a3a-2127-422b-91ae-364da2661108 — Patch