{"id":"CVE-2026-116189","aliases":[],"cve":{"records":[{"id":"CVE-2026-116189","source":"VulnCheck","state":"PUBLISHED","reasons":[],"replacements":[],"disputed":false,"unsupportedWhenAssigned":false,"reserved":"2026-10-25T12:27:12.266Z","published":"2026-10-25T13:20:25.148Z","modified":"2026-10-29T19:59:55.648Z"}],"publishers":[{"name":"VulnCheck","role":"CNA","organizationId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","modified":"2026-10-25T13:20:25.148Z"},{"name":"CISA-ADP","role":"ADP","organizationId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","modified":"2026-10-29T19:59:55.648Z"}],"references":[{"url":"https://github.com/rclone/rclone/security/advisories/GHSA-w33h-3qgq-8mv8","tags":["vendor-advisory"],"source":"VulnCheck"},{"url":"https://www.vulncheck.com/advisories/rclone-1.55.0-before-1.75.2-selfupdate-signature-verification-bypass-via-sha256sums","tags":["third-party-advisory"],"source":"VulnCheck"},{"url":"https://github.com/rclone/rclone/security/advisories/GHSA-w33h-3qgq-8mv8","tags":["exploit"],"source":"CISA-ADP"}],"weaknesses":[{"id":"CWE-347","description":"Improper Verification of Cryptographic Signature","source":"VulnCheck"}],"applicability":[{"source":"VulnCheck","statements":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:rclone:rclone:*:*:*:*:*:*:*:*","versionStartIncluding":"1.55.0","versionEndExcluding":"1.75.2"}]}]}]}],"prioritization":[{"source":"CISA-ADP","type":"SSVC","role":"CISA Coordinator","timestamp":"2026-10-29T19:59:32.049046Z","decisions":[{"name":"Exploitation","value":"poc"},{"name":"Automatable","value":"no"},{"name":"Technical Impact","value":"total"}]}]},"title":"rclone 1.55.0 before 1.75.2 selfupdate Signature Verification Bypass via SHA256SUMS","titleSource":"VulnCheck","descriptionSource":"VulnCheck","description":"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.","score":7.7,"severity":"high","published":"2026-10-25T13:20:25.148Z","modified":"2026-10-29T19:59:55.648Z","withdrawn":false,"knownExploited":false,"affected":[],"products":[{"vendor":"rclone","name":"rclone","platforms":[],"versions":[{"version":"1.55.0","status":"affected","lessThan":"1.75.2","versionType":"semver"},{"version":"1.75.2","status":"unaffected","versionType":"semver"}],"defaultStatus":"unaffected","packageURL":"pkg:golang/github.com/rclone/rclone","packageIdentity":{"ecosystem":"Go","name":"github.com/rclone/rclone"},"cpes":[],"source":"VulnCheck","url":"https://www.cve.org/CVERecord?id=CVE-2026-116189"}],"remediation":[],"references":["https://github.com/rclone/rclone/security/advisories/GHSA-w33h-3qgq-8mv8","https://www.vulncheck.com/advisories/rclone-1.55.0-before-1.75.2-selfupdate-signature-verification-bypass-via-sha256sums"],"sources":[{"name":"CVE","id":"CVE-2026-116189","modified":"2026-10-29T19:59:55.648Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-116189"}],"assessments":[{"source":"VulnCheck","vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","score":7.7},{"source":"VulnCheck","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","score":7.5}],"sourceAffected":[],"observedAt":"2026-10-29T20:45:32.886Z","kev":{"status":"not-listed","checkedAt":"2026-10-30T22:45:31.166Z"},"coverage":[{"source":"NVD","status":"available","checkedAt":"2026-10-30T02:40:32.166Z","attemptedAt":"2026-10-30T02:40:32.166Z"},{"source":"GHSA","status":"available","checkedAt":"2026-10-30T02:40:32.166Z","attemptedAt":"2026-10-30T02:40:32.166Z"},{"source":"EUVD","status":"available","checkedAt":"2026-10-30T02:40:32.166Z","attemptedAt":"2026-10-30T02:40:32.166Z"},{"source":"EPSS","status":"available","checkedAt":"2026-10-30T02:40:32.166Z","attemptedAt":"2026-10-30T02:40:32.166Z"}],"evidence":[{"source":"NVD","id":"CVE-2026-116189","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-116189","modified":"2026-10-29T20:17:28.630","score":7.7,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/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","checkedAt":"2026-10-30T02:40:32.166Z"},{"source":"NVD","id":"CVE-2026-116189","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-116189","modified":"2026-10-29T20:17:28.630","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","checkedAt":"2026-10-30T02:40:32.166Z"},{"source":"ENISA EUVD","id":"EUVD-2026-109447","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-109447","modified":"Oct 29, 2026, 7:59:55 PM","score":7.7,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","checkedAt":"2026-10-30T02:40:32.166Z"},{"source":"FIRST EPSS","id":"CVE-2026-116189","url":"https://www.first.org/epss/","probability":0.00142,"percentile":0.03532,"date":"2026-10-29","checkedAt":"2026-10-30T02:40:32.166Z"},{"source":"GitHub Advisory Database","id":"GHSA-mhj4-h9x6-3888","url":"https://github.com/advisories/GHSA-mhj4-h9x6-3888","modified":"2026-10-25T15:32:21Z","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","checkedAt":"2026-10-30T02:40:32.166Z"}],"aiSummary":{"text":"rclone versions 1.55.0 before 1.75.2 contain a signature verification bypass, allowing attackers controlling the release distribution path to install a malicious executable. The weakness is due to trusting checksums from unsigned bytes preceding the PGP-clearsigned SHA256SUMS block. Attackers can prepend an unsigned checksum line matching a malicious archive.","model":"@cf/meta/llama-3.3-70b-instruct-fp8-fast","generatedAt":"2026-10-30T09:46:07.945Z","sources":[{"name":"CVE","url":"https://www.cve.org/CVERecord?id=CVE-2026-116189"}]}}