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CVE-2026-18615— GL-iNet GL-MT3000 wg-server.so Native Plugin glc wg-server.generate_publickey command injection

Quick assessment

Affected
GL-iNet GL-MT3000
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

GL-iNet GL-MT3000 firmware是中国GL-iNet公司的一款便携无线路由器的固件程序。 GL-iNet GL-MT3000 firmware 4.4.5及之前版本存在安全漏洞，该漏洞源于wg-server.so Native Plugin组件文件/cgi-bin/glc中函数wg-server.generate_publickey对参数private_key的操作，可能导致命令注入。

CVSS 9.8 · Critical EPSS 3.62% · P89

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 6

VendorProduct Version RangeStatus
GL-iNet GL-MT3000 4.4.0 affected
4.4.1 affected
4.4.2 affected
4.4.3 affected
4.4.4 affected
4.4.5 affected
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I. Basic Information for CVE-2026-18615

Vulnerability Information
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Vulnerability Title
GL-iNet GL-MT3000 wg-server.so Native Plugin glc wg-server.generate_publickey command injection
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was determined in GL-iNet GL-MT3000 up to 4.4.5. The affected element is the function wg-server.generate_publickey of the file /cgi-bin/glc of the component wg-server.so Native Plugin. Executing a manipulation of the argument private_key can lead to command injection. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure and confirmed the existence of the vulnerability.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
在命令中使用的特殊元素转义处理不恰当(命令注入)
Source: CVE Program / CVE List V5
Vulnerability Title
GL-iNet GL-MT3000 firmware 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
GL-iNet GL-MT3000 firmware是中国GL-iNet公司的一款便携无线路由器的固件程序。 GL-iNet GL-MT3000 firmware 4.4.5及之前版本存在安全漏洞，该漏洞源于wg-server.so Native Plugin组件文件/cgi-bin/glc中函数wg-server.generate_publickey对参数private_key的操作，可能导致命令注入。
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
GL-iNet GL-MT3000 4.4.0 cpe:2.3:o:gl-inet:gl-mt3000_firmware:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-18615

# POC Description Source Link Shenlong Link
AI-Generated POC Verified env Premium
Qwen3.6-35B-A3B · 10019 chars
Pro+ exclusive includes:
Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
In-depth vulnerability mechanism
Trigger conditions & impact
Full executable POC code
Exploit chain & mitigation
POC zip download
100+ AI POC generations per month

III. Intelligence Information for CVE-2026-18615

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News Coverage for CVE-2026-18615 (1)

Same Patch Batch · GL-iNet · 2026-08-03 · 5 CVEs total

CVE-2026-18612 9.8 CRITICAL GL-iNet GL-MT3000 plugins.so Native Plugin glc plugins.install_package command injection
CVE-2026-18613 9.8 CRITICAL GL-iNet GL-MT3000 plugins.so Native Plugin glc plugins.set_config injection
CVE-2026-18614 9.8 CRITICAL GL-iNet GL-MT3000 s2s.so Native Plugin glc s2s.enable_echo_server command injection
CVE-2026-18616 9.8 CRITICAL GL-iNet GL-MT3000 wg-server.so Native Plugin glc server.set_peer command injection

IV. Related Vulnerabilities

Same product: GL-MT3000
Same vendor: GL-iNet
Same weakness: CWE-77

V. Comments for CVE-2026-18615

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