CVE-2026-15027

Changing|CGServiSign - OS Command Injection

Published Sep 23, 2026 CVSS 4.0 · 8.6 High EPSS 3.2% KEV · Not listed
Description
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.

Remediation

Vendor Solution

Update Linux's NHIServisign version 1.0.26.0625 or later.

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Changingtec
Changingtec servisign
Vendors & Products Changingtec
Changingtec servisign
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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.
Title Changing|CGServiSign - OS Command Injection
Weaknesses CWE-78
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.6, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
twcert
Published
Updated
Sep 23, 2026, 2:10 PM
Reserved
Jul 8, 2026, 1:35 AM
Status
Deferred
Published
Sep 23, 2026, 9:17 AM
Modified
Sep 24, 2026, 2:45 PM