{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-1596", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2026-01-29T08:34:29.251Z", "datePublished": "2026-01-29T15:32:11.790Z", "dateUpdated": "2026-02-23T09:05:29.768Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2026-02-23T09:05:29.768Z"}, "title": "D-Link DWR-M961 formLtefotaUpgradeQuectel sub_419920 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": "D-Link", "product": "DWR-M961", "versions": [{"version": "1.1.47", "status": "affected"}]}], "descriptions": [{"lang": "en", "value": "A flaw has been found in D-Link DWR-M961 1.1.47. This vulnerability affects the function sub_419920 of the file /boafrm/formLtefotaUpgradeQuectel. This manipulation of the argument fota_url causes command injection. The attack is possible to be carried out remotely. The exploit has been published and may be used."}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 5.3, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P", "baseSeverity": "MEDIUM"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 6.3, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R", "baseSeverity": "MEDIUM"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 6.3, "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R", "baseSeverity": "MEDIUM"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 6.5, "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR"}}], "timeline": [{"time": "2026-01-29T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed"}, {"time": "2026-01-29T01:00:00.000Z", "lang": "en", "value": "VulDB entry created"}, {"time": "2026-02-11T04:44:49.000Z", "lang": "en", "value": "VulDB entry last update"}], "credits": [{"lang": "en", "value": "hhsw34 (VulDB User)", "type": "reporter"}], "references": [{"url": "https://vuldb.com/?id.343358", "name": "VDB-343358 | D-Link DWR-M961 formLtefotaUpgradeQuectel sub_419920 command injection", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/?ctiid.343358", "name": "VDB-343358 | CTI Indicators (IOB, IOC, TTP, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/?submit.740693", "name": "Submit #740693 | D-Link DWR-M961 V1.1.47 Command Injection", "tags": ["third-party-advisory"]}, {"url": "https://github.com/QIU-DIE/CVE/issues/48", "tags": ["broken-link", "exploit", "issue-tracking"]}, {"url": "https://www.dlink.com/", "tags": ["product"]}]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-01-29T21:29:35.245385Z", "id": "CVE-2026-1596", "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": "2026-01-29T21:29:49.780Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-1596", "role": "CISA Coordinator", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-01-29T21:29:35.245385Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-01-29T21:29:42.639Z"}}], "cna": {"title": "D-Link DWR-M961 formLtefotaUpgradeQuectel sub_419920 command injection", "credits": [{"lang": "en", "type": "reporter", "value": "hhsw34 (VulDB User)"}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 5.3, "baseSeverity": "MEDIUM", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 6.3, "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 6.3, "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 6.5, "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR"}}], "affected": [{"vendor": "D-Link", "product": "DWR-M961", "versions": [{"status": "affected", "version": "1.1.47"}]}], "timeline": [{"lang": "en", "time": "2026-01-29T00:00:00.000Z", "value": "Advisory disclosed"}, {"lang": "en", "time": "2026-01-29T01:00:00.000Z", "value": "VulDB entry created"}, {"lang": "en", "time": "2026-02-11T04:44:49.000Z", "value": "VulDB entry last update"}], "references": [{"url": "https://vuldb.com/?id.343358", "name": "VDB-343358 | D-Link DWR-M961 formLtefotaUpgradeQuectel sub_419920 command injection", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/?ctiid.343358", "name": "VDB-343358 | CTI Indicators (IOB, IOC, TTP, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/?submit.740693", "name": "Submit #740693 | D-Link DWR-M961 V1.1.47 Command Injection", "tags": ["third-party-advisory"]}, {"url": "https://github.com/QIU-DIE/CVE/issues/48", "tags": ["broken-link", "exploit", "issue-tracking"]}, {"url": "https://www.dlink.com/", "tags": ["product"]}], "descriptions": [{"lang": "en", "value": "A flaw has been found in D-Link DWR-M961 1.1.47. This vulnerability affects the function sub_419920 of the file /boafrm/formLtefotaUpgradeQuectel. This manipulation of the argument fota_url causes command injection. The attack is possible to be carried out remotely. The exploit has been published and may be used."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-77", "description": "Command Injection"}]}, {"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-74", "description": "Injection"}]}], "providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2026-02-23T09:05:29.768Z"}}}, "cveMetadata": {"cveId": "CVE-2026-1596", "state": "PUBLISHED", "dateUpdated": "2026-02-23T09:05:29.768Z", "dateReserved": "2026-01-29T08:34:29.251Z", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "datePublished": "2026-01-29T15:32:11.790Z", "assignerShortName": "VulDB"}, "dataVersion": "5.2"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:dlink:dwr-m961_firmware:1.1.47:*:*:*:*:*:*:*", "matchCriteriaId": "9CB11C83-1AC4-402C-871A-A37460D8946D", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:dlink:dwr-m961:-:*:*:*:*:*:*:*", "matchCriteriaId": "17ACD8A6-3395-458B-B5C1-F8B6526D5A42", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A flaw has been found in D-Link DWR-M961 1.1.47. This vulnerability affects the function sub_419920 of the file /boafrm/formLtefotaUpgradeQuectel. This manipulation of the argument fota_url causes command injection. The attack is possible to be carried out remotely. The exploit has been published and may be used."}, {"lang": "es", "value": "Se ha encontrado una falla en D-Link DWR-M961 1.1.47. Esta vulnerabilidad afecta la funci\u00f3n sub_419920 del archivo /boafrm/formLtefotaUpgradeQuectel. Esta manipulaci\u00f3n del argumento fota_url causa inyecci\u00f3n de comandos. El ataque puede realizarse de forma remota. El exploit ha sido publicado y puede ser utilizado."}], "id": "CVE-2026-1596", "lastModified": "2026-04-29T01:00:01.613", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 6.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.0, "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": 6.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.4, "source": "cna@vuldb.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 2.1, "baseSeverity": "LOW", "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": "LOW", "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:L/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": "2026-01-29T16:16:14.990", "references": [{"source": "cna@vuldb.com", "tags": ["Issue Tracking"], "url": "https://github.com/QIU-DIE/CVE/issues/48"}, {"source": "cna@vuldb.com", "tags": ["Permissions Required", "VDB Entry"], "url": "https://vuldb.com/?ctiid.343358"}, {"source": "cna@vuldb.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://vuldb.com/?id.343358"}, {"source": "cna@vuldb.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://vuldb.com/?submit.740693"}, {"source": "cna@vuldb.com", "tags": ["Product"], "url": "https://www.dlink.com/"}], "sourceIdentifier": "cna@vuldb.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-74"}, {"lang": "en", "value": "CWE-77"}], "source": "cna@vuldb.com", "type": "Primary"}]}

{}

{"analysis": {"en": {"generated_at": "2026-04-18T01:25:24.065582+00:00", "value": {"mitigation_remediation": ["Upgrade the device firmware to a version that addresses the command injection flaw, such as firmware 1.1.48 or later.", "If an upgrade is not immediately possible, restrict network access to the /boafrm/formLtefotaUpgradeQuectel endpoint by configuring firewall rules or disabling remote management features.", "Disable or remove the firmware upgrade service if it is not required, to eliminate the attack surface."], "summary": {"action": "Apply Patch", "impact": "Remote Command Execution"}, "threat_synthesis": {"affected_systems": "D-Link DWR-M961 routers running firmware version 1.1.47 are affected. Owners of devices with this firmware should verify whether they use this model and assess the need for remediation.", "description_and_impact": "The flaw is a command injection vulnerability in the sub_419920 function of the /boafrm/formLtefotaUpgradeQuectel file. By manipulating the fota_url argument, a remote attacker can inject and execute arbitrary operating system commands on the device, which places the flaw in the CWE-74 and CWE-77 categories. This allows the attacker to gain full control of the affected router.", "risk_and_exploitability": "The CVSS score of 5.3 indicates moderate severity, while the EPSS score of less than 1% suggests a low probability of widespread exploitation. However, the vulnerability is publicly documented, and exploits have been published, so the risk is not negligible. The attack requires network connectivity to the /boafrm/formLtefotaUpgradeQuectel endpoint, which may be reachable from the internet or internal networks depending on configuration. The device is not listed in CISA\u2019s KEV catalog, but the exposure remains significant."}}}}, "created": "2026-01-30T08:43:00.940880+00:00", "updated": "2026-04-18T01:30:16.043603+00:00", "vendors": ["d-link", "d-link$PRODUCT$dwr-m961"]}