{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-100682","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","state":"PUBLISHED","assignerShortName":"VulnCheck","dateReserved":"2026-09-26T02:36:51.810Z","datePublished":"2026-09-26T13:23:43.846Z","dateUpdated":"2026-09-26T13:23:43.846Z"},"containers":{"cna":{"providerMetadata":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-09-26T13:23:43.846Z"},"datePublic":"2026-09-10T00:00:00.000Z","title":"Budibase Server before 3.45.0 Arbitrary File Write via ZIP Symlink","descriptions":[{"lang":"en","value":"Budibase Server before 3.45.0 contains an arbitrary file write vulnerability in the PWA icon upload endpoint that extracts user-supplied ZIP archives without proper symlink validation. Attackers with BUILDER role can craft a malicious ZIP with leaf symlink entries followed by duplicate file entries to write arbitrary files as root, enabling remote code execution."}],"problemTypes":[{"descriptions":[{"lang":"en","description":"Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","cweId":"CWE-22","type":"CWE"}]}],"affected":[{"vendor":"budibase","product":"server","defaultStatus":"unaffected","packageURL":"pkg:npm/budibase/server","versions":[{"version":"0","status":"affected","versionType":"semver","lessThan":"3.45.0"},{"version":"3.45.0","status":"unaffected","versionType":"semver"}]}],"metrics":[{"format":"CVSS","cvssV4_0":{"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","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":8.7,"baseSeverity":"HIGH"}},{"format":"CVSS","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","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":8.8,"baseSeverity":"HIGH"}}],"references":[{"url":"https://github.com/Budibase/budibase/security/advisories/GHSA-37r6-5jxh-vm83","tags":["vendor-advisory"],"name":"GitHub Security Advisory (GHSA-37r6-5jxh-vm83)"},{"name":"VulnCheck Advisory: Budibase Server before 3.45.0 Arbitrary File Write via ZIP Symlink","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/budibase-server-before-3.45.0-arbitrary-file-write-via-zip-symlink"}],"credits":[{"lang":"en","value":"dreamer1eh","type":"reporter"}],"x_generator":{"engine":"vulncheck-endgame"}}}}