{"id":"CVE-2026-50289","sourceIdentifier":"security-advisories@github.com","published":"2026-07-17T20:17:24.857","lastModified":"2026-10-24T20:10:00.137","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"systeminformation is a System and OS information library for node.js. Prior to 5.31.7, networkInterfaces() on Linux is vulnerable to OS command injection through the Debian/Ubuntu interfaces(5) source directive because lib/network.js checkLinuxDCHPInterfaces() reads /etc/network/interfaces, extracts a source <path> token from file content, and interpolates it unquoted into cat ${file} 2> /dev/null | grep 'iface\\|source' executed by execSync(cmd, util.execOptsLinux), allowing a path containing shell metacharacters to execute commands in any process that calls networkInterfaces(), including via getStaticData() and getAllData(). This issue is fixed in version 5.31.7."},{"lang":"es","value":"systeminformation es una biblioteca de información del sistema y del SO para node.js. Antes de la versión 5.31.7, networkInterfaces() en Linux es vulnerable a la inyección de comandos del SO a través de la directiva ’source’ de interfaces(5) de Debian/Ubuntu porque lib/network.js checkLinuxDCHPInterfaces() lee /etc/network/interfaces, extrae un token ’source [path]’ del contenido del archivo y lo interpola sin comillas en cat ${file} 2> [SystemPath] | grep ’iface\\|source’ ejecutado por execSync(cmd, util.execOptsLinux), permitiendo que una ruta que contenga metacaracteres de shell ejecute comandos en cualquier proceso que llame a networkInterfaces(), incluyendo a través de getStaticData() y getAllData(). Este problema está solucionado en la versión 5.31.7."}],"affected":[{"source":"security-advisories@github.com","affectedData":[{"vendor":"sebhildebrandt","product":"systeminformation","versions":[{"version":"< 5.31.7","status":"affected"}]}]}],"metrics":{"cvssMetricV40":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/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":8.7,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","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}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-07-20T16:07:02.400955Z","id":"CVE-2026-50289","options":[{"exploitation":"poc"},{"automatable":"no"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"security-advisories@github.com","type":"Secondary","description":[{"lang":"en","value":"CWE-78"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:systeminformation:systeminformation:*:*:*:*:*:node.js:*:*","versionEndExcluding":"5.31.7","matchCriteriaId":"0013F0C8-16F8-4E7C-87C7-FC308E273D48"}]}]}],"references":[{"url":"https://github.com/sebhildebrandt/systeminformation/commit/bbfddde48672d0ee124fefdb3cb4442fd9dd4f03","source":"security-advisories@github.com","tags":["Patch"]},{"url":"https://github.com/sebhildebrandt/systeminformation/releases/tag/v5.31.7","source":"security-advisories@github.com","tags":["Product","Release Notes"]},{"url":"https://github.com/sebhildebrandt/systeminformation/security/advisories/GHSA-5xpp-75jx-m839","source":"security-advisories@github.com","tags":["Exploit","Mitigation","Vendor Advisory"]},{"url":"https://github.com/sebhildebrandt/systeminformation/security/advisories/GHSA-5xpp-75jx-m839","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","tags":["Exploit","Mitigation","Vendor Advisory"]}]}