CVE-2026-2686

A security vulnerability has been detected in SECCN Dingcheng G10 3.1.0.181203. This impacts the function qq of the file /cgi-bin/session_login.cgi. The manipulation of the argument User leads to os command injection. The attack is possible to be carried out remotely. The exploit has been disclosed publicly and may be used.

CVSS v3 9.8 CRITICAL
CVSS v2.0 10.0 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

10.0^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:C/I:C/A:C

Exploitability : 10.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://github.com/cha0yang1/SECCN/blob/main/UnauthorizedRCE.md
https://github.com/cha0yang1/SECCN/blob/main/UnauthorizedRCE.md#2-vulnerability-reproduction-proof-of-concept
https://vuldb.com/?ctiid.346488
https://vuldb.com/?id.346488
https://vuldb.com/?submit.754200

Configurations

No configuration.

History

No history.

Information

Published : 2026-02-19 00:16

Updated : 2026-02-19 15:53

NVD link : CVE-2026-2686

Mitre link : CVE-2026-2686

CVE.ORG link : CVE-2026-2686

JSON object : View

Products Affected

No product.

CWE

CWE-77

Improper Neutralization of Special Elements used in a Command ('Command Injection')

CWE-78

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

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