{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-105841","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","state":"PUBLISHED","assignerShortName":"VulnCheck","dateReserved":"2026-10-05T22:00:10.842Z","datePublished":"2026-10-06T13:35:46.900Z","dateUpdated":"2026-10-06T13:58:44.875Z"},"containers":{"cna":{"providerMetadata":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-10-06T13:35:46.900Z"},"datePublic":"2026-09-30T00:00:00.000Z","title":"lrzsz before 0.13.0 OS Command Injection via lrz Pipe Mode","descriptions":[{"lang":"en","value":"lrzsz before 0.13.0 contains an OS command injection vulnerability in the lrz receive utility's pipe mode that allows remote senders to execute commands by supplying crafted filenames. When lrz runs under a suffixed name such as lrztar, procheader() in src/lrz.c passes the unescaped ZMODEM/YMODEM filename to popen(), so shell metacharacters execute as the receiving user."}],"problemTypes":[{"descriptions":[{"lang":"en","description":"Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')","cweId":"CWE-78","type":"CWE"}]}],"affected":[{"vendor":"Uwe Ohse","product":"lrzsz","defaultStatus":"unaffected","versions":[{"version":"0","lessThan":"0.13.0","status":"affected","versionType":"custom"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:lrzsz_project:lrzsz:*:*:*:*:*:*:*:*","versionEndExcluding":"0.13.0"}]}]}],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"PRESENT","privilegesRequired":"NONE","userInteraction":"PASSIVE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":7.7,"baseSeverity":"HIGH"}},{"format":"CVSS","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH"}}],"references":[{"url":"https://ohse.de/uwe/software/lrzsz/NEWS-0.13.0.html","tags":["vendor-advisory"],"name":"lrzsz 0.13.0 security changes"},{"url":"https://ohse.de/uwe/software/lrzsz.html","tags":["product"]},{"name":"VulnCheck Advisory: lrzsz before 0.13.0 OS Command Injection via lrz Pipe Mode","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/lrzsz-before-0.13.0-os-command-injection-via-lrz-pipe-mode"}],"credits":[{"lang":"en","value":"Tristan Madani","type":"finder"}],"x_generator":{"engine":"vulncheck-endgame"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-06T13:56:33.353808Z","id":"CVE-2026-105841","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-10-06T13:58:44.875Z"}}]}}