{"id":"BIT-rclone-2026-116188","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.","aliases":["CVE-2026-116188","GHSA-qjw8-8hmp-c3m6"],"modified":"2026-10-29T10:55:46.755082316Z","published":"2026-10-29T08:58:32.428Z","database_specific":{"severity":"Medium","cpes":["cpe:2.3:a:rclone:rclone:*:*:*:*:*:*:*:*"]},"references":[{"type":"ADVISORY","url":"https://github.com/rclone/rclone/security/advisories/GHSA-qjw8-8hmp-c3m6"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-116188"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/rclone-serve-s3-1.75.0-before-1.75.2-memory-limit-bypass-via-multipart-overflow"}],"affected":[{"package":{"name":"rclone","ecosystem":"Bitnami","purl":"pkg:bitnami/rclone"},"ranges":[{"type":"SEMVER","events":[{"introduced":"1.75.0"},{"fixed":"1.75.2"}]}],"database_specific":{"source":"https://github.com/bitnami/vulndb/tree/main/data/rclone/BIT-rclone-2026-116188.json"},"severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X"}]}],"schema_version":"1.9.2"}