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CVE-2026-18602— GL.iNet GL-MT3000 ovpn-client.so Native Plugin glc ovpn-client.get_recommend_config command injection

CVSS 9.8 · Critical

Possible ATT&CK Techniques 1AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 6

VendorProductVersion RangeStatus
GL.iNetGL-MT30004.4.0affected
4.4.1affected
4.4.2affected
4.4.3affected
4.4.4affected
4.4.5affected
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I. Basic Information for CVE-2026-18602

Vulnerability Information
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Vulnerability Title
GL.iNet GL-MT3000 ovpn-client.so Native Plugin glc ovpn-client.get_recommend_config command injection
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was determined in GL.iNet GL-MT3000 up to 4.4.5. Affected is the function ovpn-client.get_recommend_config of the file /cgi-bin/glc of the component ovpn-client.so Native Plugin. Executing a manipulation of the argument Hostname can lead to command injection. The attack can be executed 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

Affected Products

VendorProductAffected VersionsCPESubscribe
GL.iNetGL-MT3000 4.4.0 cpe:2.3:o:gl-inet:gl-mt3000_firmware:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-18602

#POC DescriptionSource LinkShenlong Link
AI-Generated POCVerified env Premium
Qwen3.6-35B-A3B · 9992 chars
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III. Intelligence Information for CVE-2026-18602

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News Coverage for CVE-2026-18602 (1)

Same Patch Batch · GL.iNet · 2026-08-03 · 9 CVEs total

CVE-2026-186019.8 CRITICALGL.iNet GL-MT3000 ovpn-client.so Native Plugin glc ovpn-client.check_config command inject
CVE-2026-186849.8 CRITICALGL.iNet GL-MT3000 modem.so glc remove_profile command injection
CVE-2026-186859.8 CRITICALGL.iNet GL-MT3000 modem.so glc set_upgrade command injection
CVE-2026-185988.8 HIGHGL.iNet GL-MT3000 Logread Lua RPC plugin logread logread.get_system_log command injection
CVE-2026-186008.8 HIGHGL.iNet GL-MT3000 Network Lua RPC Plugin network network.switch_status command injection
CVE-2026-185998.0 HIGHGL.iNet GL-MT3000 Logread Lua RPC Plugin logread logread.set_config command injection
CVE-2026-185845.4 MEDIUMGL.iNet E5800/E750/X2000/X3000/XE3000/XE300 eSIM LPA API v1 improper authorization
CVE-2026-185854.3 MEDIUMGL.iNet MT2500 APPS-NAS nas-web.get_file_list heap-based overflow

IV. Related Vulnerabilities

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

V. Comments for CVE-2026-18602

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