CVE-2019-18211
HIGH
8.8
CVSS Score
Published: December 23, 2019 at 10:13 PM UTC
Updated: June 17, 2026 at 02:24 AM UTC
1 product affected across 1 vendorC1 CMS
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Severity
HIGH8.8
Exploit prediction
EPSS 3%
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v ≤ 6.6
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (1)
x_refsource_MISCPatch
Source: [email protected]
https://github.com/Orckestra/C1-CMS-Foundation/commits/devCVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-502
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