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CVE-2026-21655— C-CURE 9000 and Victor application server - Deserialization of Untrusted Data

Quick assessment

Affected
Johnson Control victor
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Johnson Controls victor是美国Johnson Controls公司的一款企业级视频管理系统（VMS）及应用服务器平台。 Johnson Control victor 2.9版本至3.0之前版本存在反序列化注入漏洞，该漏洞源于对不可信数据的反序列化，可能导致capec-586攻击。

CVSS 8.7 · High EPSS 0.49% · P42

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 3

VendorProduct Version RangeStatus
Johnson Control victor < 8.0 affected
Johnson Controls CCure 9000 < 3.2 affected
Johnson Controls Victor Application Server < 4.1 affected
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I. Basic Information for CVE-2026-21655

Vulnerability Information
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Vulnerability Title
C-CURE 9000 and Victor application server - Deserialization of Untrusted Data
Source: CVE Program / CVE List V5
Vulnerability Description
Deserialization of untrusted data vulnerability in Johnson Control victor on Windows, Johnson Controls CCure 9000, and Johnson Controls Victor Application Server allows capec-586. This issue affects victor: before 8.0; CCure 9000: before 3.2; Victor Application Server: before 4.1.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
可信数据的反序列化
Source: CVE Program / CVE List V5
Vulnerability Title
Johnson Controls victor 反序列化注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Johnson Controls victor是美国Johnson Controls公司的一款企业级视频管理系统（VMS）及应用服务器平台。 Johnson Control victor 2.9版本至3.0之前版本存在反序列化注入漏洞，该漏洞源于对不可信数据的反序列化，可能导致capec-586攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Johnson Control victor 0 ~ 8.0 -
Johnson Controls CCure 9000 0 ~ 3.2 -
Johnson Controls Victor Application Server 0 ~ 4.1 -

II. Public POCs for CVE-2026-21655

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-21655

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Vendor Pages for CVE-2026-21655 (1)

IV. Related Vulnerabilities

Same vendor: Johnson Control
Same weakness: CWE-502