QwikSec

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CVE

CWE

Training

CVE-2026-2686

Published: Feb 19, 2026

Modified: Feb 24, 2026

PUBLISHED

CVSS v3.1

9.8

CRITICAL

Description

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.

Vendor	Product	Versions
SECCN Dingcheng	G10	affected `3.1.0.181203`

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:W/RC:R

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

References

VDB-346488 | SECCN Dingcheng G10 session_login.cgi qq os command injection

vdb-entry

technical-description

VDB-346488 | CTI Indicators (IOB, IOC, TTP, IOA)

signature

permissions-required

Submit #754200 | SECCN SECCN G10 VPN V3.1.0.181203 Unauthorized RCE

third-party-advisory

https://github.com/cha0yang1/SECCN/blob/main/UnauthorizedRCE.md

related

https://github.com/cha0yang1/SECCN/blob/main/UnauthorizedRCE.md#2-vulnerability-reproduction-proof-of-concept

exploit

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