{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-18685", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2026-08-03T15:50:05.082Z", "datePublished": "2026-08-03T23:15:08.573Z", "dateUpdated": "2026-08-04T14:19:21.884Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2026-08-03T23:15:08.573Z" }, "title": "GL.iNet GL-MT3000 modem.so glc set_upgrade command injection", "problemTypes": [ { "descriptions": [ { "type": "CWE", "cweId": "CWE-77", "lang": "en", "description": "Command Injection" } ] }, { "descriptions": [ { "type": "CWE", "cweId": "CWE-74", "lang": "en", "description": "Injection" } ] } ], "affected": [ { "vendor": "GL.iNet", "product": "GL-MT3000", "versions": [ { "version": "4.4.0", "status": "affected" }, { "version": "4.4.1", "status": "affected" }, { "version": "4.4.2", "status": "affected" }, { "version": "4.4.3", "status": "affected" }, { "version": "4.4.4", "status": "affected" }, { "version": "4.4.5", "status": "affected" } ], "cpes": [ "cpe:2.3:o:gl-inet:gl-mt3000_firmware:*:*:*:*:*:*:*:*" ], "modules": [ "modem.so" ] } ], "descriptions": [ { "lang": "en", "value": "A security vulnerability has been detected in GL.iNet GL-MT3000 up to 4.4.5. Impacted is the function set_upgrade of the file /cgi-bin/glc of the component modem.so. Such manipulation leads to command injection. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure and confirmed the existence of the vulnerability." } ], "metrics": [ { "cvssV4_0": { "version": "4.0", "baseScore": 9.3, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P", "baseSeverity": "CRITICAL" } }, { "cvssV3_1": { "version": "3.1", "baseScore": 9.8, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R", "baseSeverity": "CRITICAL" } }, { "cvssV3_0": { "version": "3.0", "baseScore": 9.8, "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R", "baseSeverity": "CRITICAL" } }, { "cvssV2_0": { "version": "2.0", "baseScore": 10, "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:ND/RC:C" } } ], "timeline": [ { "time": "2026-08-03T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed" }, { "time": "2026-08-03T02:00:00.000Z", "lang": "en", "value": "VulDB entry created" }, { "time": "2026-08-03T17:55:20.000Z", "lang": "en", "value": "VulDB entry last update" } ], "credits": [ { "lang": "en", "value": "Strforexc2 (VulDB User)", "type": "reporter" }, { "lang": "en", "value": "VulDB CNA Team", "type": "coordinator" } ], "references": [ { "url": "https://vuldb.com/vuln/385611", "name": "VDB-385611 | GL.iNet GL-MT3000 modem.so glc set_upgrade command injection", "tags": [ "vdb-entry", "technical-description" ] }, { "url": "https://vuldb.com/vuln/385611/cti", "name": "VDB-385611 | CTI Indicators (IOB, IOC, TTP, IOA)", "tags": [ "signature", "permissions-required" ] }, { "url": "https://vuldb.com/cve/CVE-2026-18685", "name": "CVE-2026-18685 | CVE Analysis and Report", "tags": [ "third-party-advisory" ] }, { "url": "https://vuldb.com/submit/851593", "name": "Submit #851593 | GL.iNet MT3000 4.4.5 Command Injection", "tags": [ "third-party-advisory" ] }, { "url": "https://github.com/StrTzz123/iot_vul/tree/main/GL-iNet/MT3000/4.4.5/modem_set_upgrade_glc_rce", "tags": [ "exploit", "patch" ] } ], "x_generator": [ "VulDB PVTS v202608" ] }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-08-04T14:18:46.542647Z", "id": "CVE-2026-18685", "options": [ { "Exploitation": "poc" }, { "Automatable": "yes" }, { "Technical Impact": "total" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-08-04T14:19:21.884Z" } } ] } }