Unrated severityNVD Advisory· Published Aug 4, 2026· Updated Aug 4, 2026
GL.iNet GL-MT3000 nas-web RPC Wrapper glc nas-web.add_user command injection
CVE-2026-18686
Description
A vulnerability was detected in GL.iNet GL-MT3000 up to 4.4.5. The affected element is the function nas-web.add_user of the file /cgi-bin/glc of the component nas-web RPC Wrapper. Performing a manipulation results in command injection. The attack can be initiated remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure and confirmed the existence of the vulnerability.
Affected products
1Patches
Vulnerability mechanics
References
5- github.com/coconut652-7/IOT_Vul_Public/tree/main/Glinet/MT3000/nas-web/ADD_USER_ADD_SHAREmitreexploit
- vuldb.com/cve/CVE-2026-18686mitrethird-party-advisory
- vuldb.com/submit/856139mitrethird-party-advisory
- vuldb.com/vuln/385612mitrevdb-entrytechnical-description
- vuldb.com/vuln/385612/ctimitresignaturepermissions-required
News mentions
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