{"schema":"threatline.record/2","record":{"id":"CVE-2026-116189","aliases":["GHSA-w33h-3qgq-8mv8"],"summary":"rclone 1.55.0 before 1.75.2 selfupdate Signature Verification Bypass via SHA256SUMS","details":"rclone from 1.55.0 before 1.75.2 contains a signature verification bypass in stable selfupdate that trusts checksums from unsigned bytes preceding the PGP-clearsigned SHA256SUMS block. Attackers controlling the release distribution path can prepend an unsigned checksum line matching a malicious archive, causing selfupdate to install an attacker-controlled rclone executable.","categories":["Unclassified"],"product":"rclone","vendor":"rclone","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-116189","source_modified_at":"2026-10-25T13:20:25.148Z","fetched_at":"2026-10-25T16:01:37.004770Z","product":"rclone","vendor":"rclone","versions":[{"version":"1.55.0","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-2026-116189","source_modified_at":"2026-10-25T13:20:25.148Z","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":7.7,"severity":"High","kev":{"listed":false},"epss":{"probability":null,"percentile":null,"score_date":null},"published_at":"2026-10-25T13:20:25.148Z","modified_at":"2026-10-25T13:20:25.148Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-116189","fetched_at":"2026-10-25T16:01:37.004770Z","source_modified_at":"2026-10-25T13:20:25.148Z"}],"sources":["CVE List"],"references":[{"source":"CVE List","url":"https://github.com/rclone/rclone/security/advisories/GHSA-w33h-3qgq-8mv8","tags":["vendor-advisory"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/rclone-1.55.0-before-1.75.2-selfupdate-signature-verification-bypass-via-sha256sums","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":"2026-10-25T13:20:25.148Z","content_hash":"57e9d20dd0aa79b0939dc67454817a7505ddbc5bbb826ce90219136e02030ea6"}}