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CVE-2026-44103— JupiCore does not perform validation of firmware

Quick assessment

Affected
Phoenix Contact CHARX SEC-3150
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.

PHOENIX CONTACT CHARX SEC-3150是德国PHOENIX CONTACT公司的电动车充电站。 PHOENIX CONTACT CHARX SEC-3150 1.0.0版本至1.9.1之前版本存在任意文件上传漏洞，该漏洞源于JupiCore服务传输固件更新时未执行完整性或验证检查，可能导致未认证的远程攻击者注入恶意固件，破坏设备的完整性。

CVSS 5.3 · Medium EPSS 0.40% · P31

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 4

VendorProduct Version RangeStatus
Phoenix Contact CHARX SEC-3000 1.0.0< 1.9.1 affected
Phoenix Contact CHARX SEC-3050 1.0.0< 1.9.1 affected
Phoenix Contact CHARX SEC-3100 1.0.0< 1.9.1 affected
Phoenix Contact CHARX SEC-3150 1.0.0< 1.9.1 affected
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I. Basic Information for CVE-2026-44103

Vulnerability Information
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Vulnerability Title
JupiCore does not perform validation of firmware
Source: CVE Program / CVE List V5
Vulnerability Description
An unauthenticated remote attacker can inject malicious firmware into the internal charging module because the JupiCore service transmits firmware updates without performing integrity or verification check. Successful exploitation may compromise the integrity of the affected device. This vulnerability could be used in chain with CVE-2026-44104.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
危险类型文件的不加限制上传
Source: CVE Program / CVE List V5
Vulnerability Title
PHOENIX CONTACT CHARX SEC-3150 任意文件上传漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
PHOENIX CONTACT CHARX SEC-3150是德国PHOENIX CONTACT公司的电动车充电站。 PHOENIX CONTACT CHARX SEC-3150 1.0.0版本至1.9.1之前版本存在任意文件上传漏洞，该漏洞源于JupiCore服务传输固件更新时未执行完整性或验证检查，可能导致未认证的远程攻击者注入恶意固件，破坏设备的完整性。
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
Phoenix Contact CHARX SEC-3150 1.0.0 ~ 1.9.1 -
Phoenix Contact CHARX SEC-3100 1.0.0 ~ 1.9.1 -
Phoenix Contact CHARX SEC-3050 1.0.0 ~ 1.9.1 -
Phoenix Contact CHARX SEC-3000 1.0.0 ~ 1.9.1 -

II. Public POCs for CVE-2026-44103

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-44103

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Vendor Advisories for CVE-2026-44103 (1)

Same Patch Batch · Phoenix Contact · 2026-07-30 · 20 CVEs total

CVE-2026-44090 9.8 CRITICAL Missing authentication for MQTT Broker
CVE-2026-44104 9.8 CRITICAL ControllerAgent does not perform validation of firmware
CVE-2026-44101 9.8 CRITICAL OCPP reconfiguration vulnerability
CVE-2026-44108 9.8 CRITICAL Firewall bypass during shutdown
CVE-2026-7849 9.8 CRITICAL Command Injection in SCM (idledisconnect parameter)
CVE-2026-44100 9.4 CRITICAL JupiCore charging point reconfiguration without auth
CVE-2026-44092 9.1 CRITICAL Missing input validation / stripping of CRLF characters in SystemConfigManager
CVE-2026-44091 9.1 CRITICAL Creation of a new configuration by posting a malicious ID to MQTT
CVE-2026-44098 8.6 HIGH OS Command Injection in OCPP Agent via charge_box_id
CVE-2026-44094 8.6 HIGH Fallback to second RAUC slot with default credentials
CVE-2026-44099 7.8 HIGH Local Privilege Escalation via pppd password injection
CVE-2026-44095 7.8 HIGH Local Privilege Escalation via Network scripts
CVE-2026-44096 7.8 HIGH udhcpc Privilege Escalation
CVE-2026-44093 7.8 HIGH Local Privilege Escalation vulnerability in /etc/init.d/user-applications via user-applica
CVE-2026-44106 7.8 HIGH Local Privilege Escalation vulnerability in /etc/init.d/user-applications via customer web
CVE-2026-44107 7.5 HIGH Exposed Reboot via Modbus
CVE-2026-44097 7.1 HIGH File Upload vulnerability
CVE-2026-44105 6.6 MEDIUM Cleartext password in logs
CVE-2026-44102 5.3 MEDIUM OCPP Firmware download is not properly locked

IV. Related Vulnerabilities

Same product: CHARX SEC-3150
Same vendor: Phoenix Contact
Same weakness: CWE-434

V. Comments for CVE-2026-44103

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