{"schema":"threatline.record/2","record":{"id":"CVE-2026-116188","aliases":["GHSA-qjw8-8hmp-c3m6"],"summary":"rclone serve s3 1.75.0 before 1.75.2 Memory Limit Bypass via Multipart Overflow","details":"rclone serve s3 versions 1.75.0 before 1.75.2 contain an integer overflow vulnerability in multipart reorder-memory accounting that bypasses the configured buffer limit. Attackers can open two concurrent current-part PUT requests declaring huge lengths to wrap the signed int64 counter and retain out-of-order parts in memory, exhausting the host.","categories":["Unclassified"],"product":"rclone","vendor":"rclone","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-116188","source_modified_at":"2026-10-25T13:20:24.506Z","fetched_at":"2026-10-25T16:01:37.004770Z","product":"rclone","vendor":"rclone","versions":[{"version":"1.75.0","status":"affected","versionType":"semver","lessThan":"1.75.2"},{"version":"1.75.2","status":"unaffected","versionType":"semver"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-116188","source_modified_at":"2026-10-25T13:20:24.506Z","fetched_at":"2026-10-25T16:01:37.004770Z","package":{"name":"rclone","ecosystem":null},"version":"1.75.2","basis":"first unaffected version stated in the CVE record"}],"cvss":6.9,"severity":"Medium","kev":{"listed":false},"epss":{"probability":null,"percentile":null,"score_date":null},"published_at":"2026-10-25T13:20:24.506Z","modified_at":"2026-10-25T13:20:24.506Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-116188","fetched_at":"2026-10-25T16:01:37.004770Z","source_modified_at":"2026-10-25T13:20:24.506Z"}],"sources":["CVE List"],"references":[{"source":"CVE List","url":"https://github.com/rclone/rclone/security/advisories/GHSA-qjw8-8hmp-c3m6","tags":["vendor-advisory"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/rclone-serve-s3-1.75.0-before-1.75.2-memory-limit-bypass-via-multipart-overflow","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-25T13:20:24.506Z","content_hash":"94dc7e16f6239ddd9afa01c87bd2dee407e370f73b5cc755380912b6d47c3c35"}}