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CVE-2026-15027

Changing｜CGServiSign - OS Command Injection

CGServiSign developed by Changing has a OS Command Injection vulnerability. Unauthenticated remote attackers can induce victims to visit a malicious web page and inject arbitrary OS commands through the local service interface, resulting in command execution on the victim's local computer.

CVSS 4.0 · 8.6 High EPSS 3.2% KEV · Not listed
Vendors
Changingtec
Products
Servisign
CVE-2022-46304

ChangingTec ServiSign - Command Injection

ChangingTec ServiSign component has insufficient filtering for special characters in the connection response parameter. An unauthenticated remote attacker can host a malicious website for the component user to access, which triggers command injection and allows the attacker to execute arbitrary system command to perform arbitrary system operation or disrupt service.

CVSS 3.1 · 8.8 High EPSS 1.5% KEV · Not listed
Vendors
Changingtec
Products
Servisign
CVE-2022-46305

ChangingTec ServiSign - Path Traversal

ChangingTec ServiSign component has a path traversal vulnerability. An unauthenticated LAN attacker can exploit this vulnerability to bypass authentication and access arbitrary system files.

CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed
Vendors
Changingtec
Products
Servisign
CVE-2022-46306

ChangingTec ServiSign - Path Traversal

ChangingTec ServiSign component has a path traversal vulnerability due to insufficient filtering for special characters in the DLL file path. An unauthenticated remote attacker can host a malicious website for the component user to access, which triggers the component to load malicious DLL files under arbitrary file path and allows the attacker to perform arbitrary system operation and disrupt of service.

CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed
Vendors
Changingtec
Products
Servisign
CVE-2020-3927

ServiSign Windows Versions- Arbitrary File Deletion

An arbitrary-file-access vulnerability exists in ServiSign security plugin, as long as the attackers learn the specific API function, they may access arbitrary files on target system via crafted API parameter.

CVSS 3.1 · 8.3 High EPSS 1.2% KEV · Not listed
Vendors
Changingtec Microsoft
Products
Servisign Windows
CVE-2020-3926

ServiSign Windows Versions- Arbitrary File Access

An arbitrary-file-access vulnerability exists in ServiSign security plugin, as long as the attackers learn the specific API function, they may access arbitrary files on target system via crafted API parameter.

CVSS 3.1 · 6.1 Medium EPSS 1.5% KEV · Not listed
Vendors
Changingtec Microsoft
Products
Servisign Windows
CVE-2020-3925

ServiSign Windows Versions- Remote Code Execution via LoadLibrary

A Remote Code Execution(RCE) vulnerability exists in some designated applications in ServiSign security plugin, as long as the interface is captured, attackers are able to launch RCE and executes arbitrary command on target system via malicious crafted scripts.

CVSS 3.1 · 8.3 High EPSS 2.8% KEV · Not listed
Vendors
Changingtec Microsoft
Products
Servisign Windows
CVE-2024-40721

CHANGING Information Technology TCBServiSign Windows Version - Improper Input Validation

The specific API in TCBServiSign Windows Version from CHANGING Information Technology does not properly validate server-side input. When a user visits a spoofed website, unauthenticated remote attackers can cause the TCBServiSign to load a DLL from an arbitrary path.

CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed
Vendors
Changingtec
Products
Servisign Tcb Servisign