{"schema":"threatline.record/2","record":{"id":"CVE-2026-100682","aliases":["GHSA-37r6-5jxh-vm83"],"summary":"Budibase Server before 3.45.0 Arbitrary File Write via ZIP Symlink","details":"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.","categories":["Unclassified"],"product":"server","vendor":"budibase","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-100682","source_modified_at":"2026-10-08T15:21:55.126Z","fetched_at":"2026-10-23T18:48:36.087640Z","product":"server","vendor":"budibase","versions":[{"version":"0","status":"affected","versionType":"semver","lessThan":"3.45.0"},{"version":"3.45.0","status":"unaffected","versionType":"semver"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-100682","source_modified_at":"2026-10-08T15:21:55.126Z","fetched_at":"2026-10-23T18:48:36.087640Z","package":{"name":"server","ecosystem":null},"version":"3.45.0","basis":"first unaffected version stated in the CVE record"}],"cvss":8.7,"severity":"High","kev":{"listed":false},"epss":{"probability":0.00566,"percentile":0.46255,"score_date":"2026-10-23"},"published_at":"2026-09-26T13:23:43.846Z","modified_at":"2026-10-08T15:21:55.126Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-100682","fetched_at":"2026-10-23T18:48:36.087640Z","source_modified_at":"2026-10-08T15:21:55.126Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-100682","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://github.com/Budibase/budibase/security/advisories/GHSA-37r6-5jxh-vm83","tags":["exploit"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/budibase-server-before-3.45.0-arbitrary-file-write-via-zip-symlink","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"poc","automatable":"no","technical_impact":"total","assessed_at":"2026-09-30T15:01:12.801469Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-08T15:21:55.126Z","content_hash":"dca52fbe73e15a0e124392ec05d592c0a5362bf414a898982f57d545b5789531"}}