{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-19T05:17:41.084","vulnerabilities":[{"cve":{"id":"CVE-2026-3841","sourceIdentifier":"f23511db-6c3e-4e32-a477-6aa17d310630","published":"2026-03-12T18:16:26.107","lastModified":"2026-04-02T13:03:46.797","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"A command injection vulnerability has been identified in the Telnet command-line interface (CLI) of TP-Link TL-MR6400 v5.3.  This issue is caused by insufficient sanitization of data processed during specific CLI operations.  An authenticated attacker with elevated privileges may be able to execute arbitrary system commands.  Successful exploitation may lead to full device compromise, including potential loss of confidentiality, integrity, and availability."},{"lang":"es","value":"Una vulnerabilidad de inyección de comandos ha sido identificada en la interfaz de línea de comandos (CLI) de Telnet de TP-Link TL-MR6400 v5.3. Este problema es causado por una sanitización insuficiente de los datos procesados durante operaciones específicas de la CLI. Un atacante autenticado con privilegios elevados podría ejecutar comandos de sistema arbitrarios. La explotación exitosa podría llevar a un compromiso total del dispositivo, incluyendo la posible pérdida de confidencialidad, integridad y disponibilidad."}],"metrics":{"cvssMetricV40":[{"source":"f23511db-6c3e-4e32-a477-6aa17d310630","type":"Secondary","cvssData":{"version":"4.0","vectorString":"CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/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","baseScore":8.5,"baseSeverity":"HIGH","attackVector":"ADJACENT","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"HIGH","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","confidentialityRequirement":"NOT_DEFINED","integrityRequirement":"NOT_DEFINED","availabilityRequirement":"NOT_DEFINED","modifiedAttackVector":"NOT_DEFINED","modifiedAttackComplexity":"NOT_DEFINED","modifiedAttackRequirements":"NOT_DEFINED","modifiedPrivilegesRequired":"NOT_DEFINED","modifiedUserInteraction":"NOT_DEFINED","modifiedVulnConfidentialityImpact":"NOT_DEFINED","modifiedVulnIntegrityImpact":"NOT_DEFINED","modifiedVulnAvailabilityImpact":"NOT_DEFINED","modifiedSubConfidentialityImpact":"NOT_DEFINED","modifiedSubIntegrityImpact":"NOT_DEFINED","modifiedSubAvailabilityImpact":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED"}}],"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":8.8,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":2.8,"impactScore":5.9}]},"weaknesses":[{"source":"f23511db-6c3e-4e32-a477-6aa17d310630","type":"Secondary","description":[{"lang":"en","value":"CWE-78"}]}],"configurations":[{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:tp-link:tl-mr6400_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"1.9.0","matchCriteriaId":"025F4FA0-C241-435C-A2E5-28F90AEC6931"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:tp-link:tl-mr6400:5.3:*:*:*:*:*:*:*","matchCriteriaId":"D0669C36-715C-40A3-9788-60B0F55A6461"}]}]}],"references":[{"url":"https://www.tp-link.com/en/support/download/tl-mr6400/v5.30/#Firmware","source":"f23511db-6c3e-4e32-a477-6aa17d310630","tags":["Product"]},{"url":"https://www.tp-link.com/us/support/faq/5016/","source":"f23511db-6c3e-4e32-a477-6aa17d310630","tags":["Vendor Advisory"]}]}}]}