{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-5339", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2026-04-01T14:09:12.110Z", "datePublished": "2026-04-02T14:15:12.509Z", "dateUpdated": "2026-04-02T15:55:52.097Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2026-04-02T14:15:12.509Z"}, "title": "Tenda G103 Setting gpon.lua action_set_net_settings 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": "Tenda", "product": "G103", "versions": [{"version": "1.0.0.5", "status": "affected"}], "cpes": ["cpe:2.3:o:tenda:g103_firmware:*:*:*:*:*:*:*:*"], "modules": ["Setting Handler"]}], "descriptions": [{"lang": "en", "value": "A vulnerability was detected in Tenda G103 1.0.0.5. The impacted element is the function action_set_net_settings of the file gpon.lua of the component Setting Handler. Performing a manipulation of the argument authLoid/authLoidPassword/authPassword/authSerialNo/authType/oltType/usVlanId/usVlanPriority results in command injection. It is possible to initiate the attack remotely. The exploit is now public and may be used."}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 5.1, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P", "baseSeverity": "MEDIUM"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 4.7, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R", "baseSeverity": "MEDIUM"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 4.7, "vectorString": "CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R", "baseSeverity": "MEDIUM"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 5.8, "vectorString": "AV:N/AC:L/Au:M/C:P/I:P/A:P/E:POC/RL:ND/RC:UR"}}], "timeline": [{"time": "2026-04-01T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed"}, {"time": "2026-04-01T02:00:00.000Z", "lang": "en", "value": "VulDB entry created"}, {"time": "2026-04-01T16:14:18.000Z", "lang": "en", "value": "VulDB entry last update"}], "credits": [{"lang": "en", "value": "n0ps1ed (VulDB User)", "type": "reporter"}], "references": [{"url": "https://vuldb.com/vuln/354670", "name": "VDB-354670 | Tenda G103 Setting gpon.lua action_set_net_settings command injection", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/vuln/354670/cti", "name": "VDB-354670 | CTI Indicators (IOB, IOC, TTP, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/submit/781132", "name": "Submit #781132 | Tenda G103 G103_V1.0.0.5 Command Injection", "tags": ["third-party-advisory"]}, {"url": "https://vuldb.com/submit/781133", "name": "Submit #781133 | Tenda G103 G103_V1.0.0.5 Command Injection (Duplicate)", "tags": ["third-party-advisory"]}, {"url": "https://vuldb.com/submit/781134", "name": "Submit #781134 | Tenda G103 G103_V1.0.0.5 Command Injection (Duplicate)", "tags": ["third-party-advisory"]}, {"url": "https://vuldb.com/submit/781135", "name": "Submit #781135 | Tenda G103 G103_V1.0.0.5 Command Injection (Duplicate)", "tags": ["third-party-advisory"]}, {"url": "https://vuldb.com/submit/781142", "name": "Submit #781142 | Tenda G103 G103_V1.0.0.5 Command Injection (Duplicate)", "tags": ["third-party-advisory"]}, {"url": "https://vuldb.com/submit/781143", "name": "Submit #781143 | Tenda G103 G103_V1.0.0.5 Command Injection (Duplicate)", "tags": ["third-party-advisory"]}, {"url": "https://vuldb.com/submit/781144", "name": "Submit #781144 | Tenda G103 G103_V1.0.0.5 Command Injection (Duplicate)", "tags": ["third-party-advisory"]}, {"url": "https://vuldb.com/submit/781145", "name": "Submit #781145 | Tenda G103 G103_V1.0.0.5 Command Injection (Duplicate)", "tags": ["third-party-advisory"]}, {"url": "https://github.com/ZZ2266/.github.io/tree/main/Tenda%20G103/authLoid", "tags": ["exploit"]}, {"url": "https://www.tenda.com.cn/", "tags": ["product"]}]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-04-02T15:36:57.243748Z", "id": "CVE-2026-5339", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-04-02T15:55:52.097Z"}}]}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability was detected in Tenda G103 1.0.0.5. The impacted element is the function action_set_net_settings of the file gpon.lua of the component Setting Handler. Performing a manipulation of the argument authLoid/authLoidPassword/authPassword/authSerialNo/authType/oltType/usVlanId/usVlanPriority results in command injection. It is possible to initiate the attack remotely. The exploit is now public and may be used."}], "id": "CVE-2026-5339", "lastModified": "2026-04-02T15:16:53.080", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "MULTIPLE", "availabilityImpact": "PARTIAL", "baseScore": 5.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:M/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 6.4, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "cna@vuldb.com", "type": "Secondary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 4.7, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L", "version": "3.1"}, "exploitabilityScore": 1.2, "impactScore": 3.4, "source": "cna@vuldb.com", "type": "Primary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 5.1, "baseSeverity": "MEDIUM", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "PROOF_OF_CONCEPT", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "HIGH", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "LOW", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "LOW", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "cna@vuldb.com", "type": "Secondary"}]}, "published": "2026-04-02T15:16:53.080", "references": [{"source": "cna@vuldb.com", "url": "https://github.com/ZZ2266/.github.io/tree/main/Tenda%20G103/authLoid"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/submit/781132"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/submit/781133"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/submit/781134"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/submit/781135"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/submit/781142"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/submit/781143"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/submit/781144"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/submit/781145"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/vuln/354670"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/vuln/354670/cti"}, {"source": "cna@vuldb.com", "url": "https://www.tenda.com.cn/"}], "sourceIdentifier": "cna@vuldb.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-74"}, {"lang": "en", "value": "CWE-77"}], "source": "cna@vuldb.com", "type": "Primary"}]}

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