{"id":"CVE-2026-113609","state":"PUBLISHED","title":"Bandisoft Bandizip before 7.47 Mark-of-the-Web Bypass for PowerShell Scripts","description":"Bandisoft Bandizip before 7.47 fails to propagate Mark-of-the-Web to extracted .ps1 and .psm1 files, allowing attackers to bypass zone-based execution protections. Attackers can deliver unsigned PowerShell scripts or modules in downloaded archives that run under the RemoteSigned policy when the user invokes them.","publishedAt":"2026-10-20T15:40:34.772Z","updatedAt":"2026-10-20T16:20:16.264Z","severity":{"score":4.8,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","source":"VulnCheck"},"assigner":"VulnCheck","products":["Bandisoft Bandizip"],"affected":[{"vendor":"Bandisoft","product":"Bandizip","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"7.47","versionType":"custom"}]}],"references":["https://en.bandisoft.com/bandizip/history/","https://www.vulncheck.com/advisories/bandisoft-bandizip-before-7.47-mark-of-the-web-bypass-for-powershell-scripts"],"weaknesses":["CWE-693"],"ingestedAt":"2026-10-29T20:10:43.281Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/113xxx/CVE-2026-113609.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-113609","state":"PUBLISHED","datePublished":"2026-10-20T15:40:34.772Z","dateUpdated":"2026-10-20T16:20:16.264Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2026-10-20T11:49:07.063Z"},"containers":{"cna":{"title":"Bandisoft Bandizip before 7.47 Mark-of-the-Web Bypass for PowerShell Scripts","descriptions":[{"lang":"en","value":"Bandisoft Bandizip before 7.47 fails to propagate Mark-of-the-Web to extracted .ps1 and .psm1 files, allowing attackers to bypass zone-based execution protections. Attackers can deliver unsigned PowerShell scripts or modules in downloaded archives that run under the RemoteSigned policy when the user invokes them."}],"affected":[{"vendor":"Bandisoft","product":"Bandizip","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"7.47","versionType":"custom"}]}],"references":[{"url":"https://en.bandisoft.com/bandizip/history/","tags":["release-notes","vendor-advisory"]},{"url":"https://www.vulncheck.com/advisories/bandisoft-bandizip-before-7.47-mark-of-the-web-bypass-for-powershell-scripts","name":"VulnCheck Advisory: Bandisoft Bandizip before 7.47 Mark-of-the-Web Bypass for PowerShell Scripts","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:N/VI:L/VA:N/SC:N/SI:N/SA:N","attackVector":"LOCAL","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"PASSIVE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"LOW","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":4.8,"baseSeverity":"MEDIUM"}},{"format":"CVSS","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"NONE","baseScore":3.3,"baseSeverity":"LOW"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-693","lang":"en","description":"Protection Mechanism Failure","type":"CWE"}]}],"providerMetadata":{"shortName":"VulnCheck","orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateUpdated":"2026-10-20T15:40:34.772Z"},"datePublic":"2026-10-13T00:00:00.000Z","cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:bandisoft:bandizip:*:*:*:*:*:*:*:*","versionEndExcluding":"7.47"}]}]}],"credits":[{"lang":"en","value":"Leon Kayaliev","type":"finder"}],"x_generator":{"engine":"vulncheck-endgame"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-20T16:20:07.429835Z","id":"CVE-2026-113609","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-20T16:20:16.264Z"}}]}}}