{"id":"CVE-2026-106057","state":"PUBLISHED","title":"patool before 4.0.6 OS Command Injection on Windows via shell_quote_nt","description":"patool before 4.0.6 contains an OS command injection vulnerability on Windows because shell_quote_nt fails to escape cmd.exe metacharacters or embedded double quotes in archive filenames. Attackers can supply crafted filenames like report&calc.gz for single-file formats run with shell=True to execute commands with patool process privileges.","publishedAt":"2026-10-07T11:59:37.019Z","updatedAt":"2026-10-07T14:43:03.949Z","severity":{"score":8.5,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","source":"VulnCheck"},"assigner":"VulnCheck","products":["wummel patool"],"affected":[{"vendor":"wummel","product":"patool","packageURL":"pkg:pypi/patool","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"4.0.6","versionType":"semver"},{"version":"4.0.6","status":"unaffected","versionType":"semver"}]}],"references":["https://github.com/wummel/patool/commit/592f35761f428afbcde2888ecd3cc4af43881aeb","https://github.com/wummel/patool","https://github.com/wummel/patool/blob/4.0.5/patoolib/util.py#L110-L116","https://www.vulncheck.com/advisories/patool-before-4.0.6-os-command-injection-on-windows-via-shell-quote-nt"],"weaknesses":["CWE-78"],"ingestedAt":"2026-10-29T20:10:23.711Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/106xxx/CVE-2026-106057.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-106057","state":"PUBLISHED","datePublished":"2026-10-07T11:59:37.019Z","dateUpdated":"2026-10-07T14:43:03.949Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2026-10-06T14:14:17.255Z"},"containers":{"cna":{"title":"patool before 4.0.6 OS Command Injection on Windows via shell_quote_nt","descriptions":[{"lang":"en","value":"patool before 4.0.6 contains an OS command injection vulnerability on Windows because shell_quote_nt fails to escape cmd.exe metacharacters or embedded double quotes in archive filenames. Attackers can supply crafted filenames like report&calc.gz for single-file formats run with shell=True to execute commands with patool process privileges."}],"affected":[{"vendor":"wummel","product":"patool","packageURL":"pkg:pypi/patool","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"4.0.6","versionType":"semver"},{"version":"4.0.6","status":"unaffected","versionType":"semver"}]}],"references":[{"url":"https://github.com/wummel/patool/commit/592f35761f428afbcde2888ecd3cc4af43881aeb","tags":["patch"],"name":"Patch Commit"},{"url":"https://github.com/wummel/patool","tags":["product"]},{"url":"https://github.com/wummel/patool/blob/4.0.5/patoolib/util.py#L110-L116","tags":["technical-description"]},{"url":"https://www.vulncheck.com/advisories/patool-before-4.0.6-os-command-injection-on-windows-via-shell-quote-nt","name":"VulnCheck Advisory: patool before 4.0.6 OS Command Injection on Windows via shell_quote_nt","tags":["third-party-advisory"]}],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","attackVector":"LOCAL","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"PASSIVE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":8.5,"baseSeverity":"HIGH"}},{"format":"CVSS","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":7.8,"baseSeverity":"HIGH"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-78","lang":"en","description":"Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')","type":"CWE"}]}],"providerMetadata":{"shortName":"VulnCheck","orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateUpdated":"2026-10-07T11:59:37.019Z"},"datePublic":"2026-09-02T00:00:00.000Z","credits":[{"lang":"en","value":"Muhammad Sobirov","type":"finder"}],"x_generator":{"engine":"vulncheck-endgame"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-07T14:42:55.556286Z","id":"CVE-2026-106057","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":"2026-10-07T14:43:03.949Z"}}]}}}