{"id":"CVE-2026-71243","state":"PUBLISHED","title":"backmeup (npm) - OS Command Injection via Backup Option Values","description":"The backmeup npm package assembles shell command strings by directly concatenating its option values (name, source, destination, filter) - e.g. cmd = \"mkdir -p \" + path.join(info.destination, info.name) + \"; \" - and executes the resulting string through a shell via ssh2-exec (locally via child_process, or remotely via SSH when an ssh handle is supplied), rather than using execFile/spawn with an argument array.","publishedAt":"2026-08-05T10:56:48.404Z","updatedAt":"2026-08-10T11:45:52.605Z","severity":{"score":8.8,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","source":"TuranSec"},"assigner":"TuranSec","products":["adaltas backmeup"],"affected":[{"vendor":"adaltas","product":"backmeup","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"0.0.2","versionType":"custom"}],"programFiles":["src/index.coffee.md"]}],"references":["https://github.com/adaltas/node-backmeup"],"weaknesses":["CWE-78"],"ingestedAt":"2026-10-29T20:12:49.727Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/71xxx/CVE-2026-71243.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-71243","state":"PUBLISHED","datePublished":"2026-08-05T10:56:48.404Z","dateUpdated":"2026-08-10T11:45:52.605Z","assignerShortName":"TuranSec","assignerOrgId":"309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c","dateReserved":"2026-08-05T10:53:53.176Z"},"containers":{"cna":{"title":"backmeup (npm) - OS Command Injection via Backup Option Values","descriptions":[{"lang":"en","value":"The backmeup npm package assembles shell command strings by directly concatenating its option values (name, source, destination, filter) - e.g. cmd = \"mkdir -p \" + path.join(info.destination, info.name) + \"; \" - and executes the resulting string through a shell via ssh2-exec (locally via child_process, or remotely via SSH when an ssh handle is supplied), rather than using execFile/spawn with an argument array."}],"affected":[{"vendor":"adaltas","product":"backmeup","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"0.0.2","versionType":"custom"}],"programFiles":["src/index.coffee.md"]}],"references":[{"url":"https://github.com/adaltas/node-backmeup","tags":["third-party-advisory"]}],"metrics":[{"cvssV3_1":{"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"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-78","lang":"en","description":"CWE-78 OS Command Injection","type":"CWE"}]}],"providerMetadata":{"shortName":"TuranSec","orgId":"309f9ea4-e3e9-4c6c-b79d-e8eb01244f2c","dateUpdated":"2026-08-10T11:45:52.605Z"},"credits":[{"lang":"en","value":"Timur Juraev","type":"finder"}],"source":{"discovery":"EXTERNAL"},"datePublic":"2026-08-05T10:56:48.404Z"},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-05T12:50:47.755055Z","id":"CVE-2026-71243","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-05T12:50:55.058Z"}}]}}}