{"id":"CVE-2026-116190","aliases":["ALPINE-CVE-2026-116190","BIT-rclone-2026-116190","DEBIAN-CVE-2026-116190","EUVD-2026-109448","GHSA-3rqf-7h69-gg5v","GHSA-r8gw-gjgg-66cj","UBUNTU-CVE-2026-116190"],"status":"published","title":"rclone v1.56.0 before v1.75.2 WebDAV Credential Header Leak on Redirect","description":"rclone from v1.56.0 before v1.75.2 contains an information disclosure vulnerability in the WebDAV backend that forwards operator-configured custom credential headers to different hosts on HTTP 3xx redirects. Attackers who control or influence a cross-host redirect can capture headers such as X-Auth-Token set via --webdav-headers and replay them against the original WebDAV service.","severity":{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00189,"percentile":0.08572,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-200"],"published":"2026-10-25T13:20:25Z","modified":"2026-11-03T06:32:52Z","fixes":[{"ecosystem":"Alpine:v3.24","package":"rclone","fixed_in":["1.75.2-r0"],"sources":["osv"]},{"ecosystem":"Bitnami","package":"rclone","fixed_in":["1.75.2"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Alpine:v3.24","package":"rclone","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.56.0"},{"fixed":"1.75.2-r0"}]}]},{"source":"osv","ecosystem":"Bitnami","package":"rclone","ranges":[{"type":"SEMVER","events":[{"introduced":"1.56.0"},{"fixed":"1.75.2"}]}]},{"source":"osv","ecosystem":"Debian:12","package":"rclone","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.60.1+dfsg-2","1.60.1+dfsg-3","1.60.1+dfsg-4","1.65.0+dfsg-1","1.65.0+dfsg-2","1.69.3+dfsg-1","1.69.3+dfsg-2","1.69.3+dfsg-3","1.75.2-1","1.75.2-2"]},{"source":"osv","ecosystem":"Debian:13","package":"rclone","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.60.1+dfsg-4","1.65.0+dfsg-1","1.65.0+dfsg-2","1.69.3+dfsg-1","1.69.3+dfsg-2","1.69.3+dfsg-3","1.75.2-1","1.75.2-2"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"rclone","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.36-3","1.36-3ubuntu0.1","1.36-3ubuntu0.2"]},{"source":"osv","ecosystem":"Ubuntu:Pro:20.04:LTS","package":"rclone","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.47.0+ex1-6","1.47.0+ex1-7","1.49.5-2","1.49.5-3","1.50.2-2","1.50.2-2ubuntu0.1","1.50.2-2ubuntu0.2","1.50.2-2ubuntu0.2+esm1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:22.04:LTS","package":"rclone","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.53.3-1","1.53.3-2","1.53.3-4","1.53.3-4ubuntu1","1.53.3-4ubuntu1.22.04.1","1.53.3-4ubuntu1.22.04.2","1.53.3-4ubuntu1.22.04.3","1.53.3-4ubuntu1.22.04.3+esm1","1.53.3-4ubuntu1.22.04.4","1.53.3-4ubuntu1.22.04.4+esm1","1.53.3-4ubuntu1.22.04.5","1.53.3-4ubuntu1.22.04.5+esm1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:24.04:LTS","package":"rclone","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.60.1+dfsg-2build1","1.60.1+dfsg-3","1.60.1+dfsg-3ubuntu0.24.04.1","1.60.1+dfsg-3ubuntu0.24.04.2","1.60.1+dfsg-3ubuntu0.24.04.3","1.60.1+dfsg-3ubuntu0.24.04.4","1.60.1+dfsg-3ubuntu0.24.04.4+esm1","1.60.1+dfsg-3ubuntu0.24.04.5","1.60.1+dfsg-3ubuntu0.24.04.5+esm1","1.60.1+dfsg-3ubuntu0.24.04.6","1.60.1+dfsg-3ubuntu0.24.04.6+esm1"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"rclone","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.60.1+dfsg-4ubuntu3","1.69.3+dfsg-3","1.69.3+dfsg-3ubuntu1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:26.04:LTS","package":"rclone","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.60.1+dfsg-4ubuntu2","1.60.1+dfsg-4ubuntu3","1.60.1+dfsg-4ubuntu3.1","1.60.1+dfsg-4ubuntu3.1+esm1","1.60.1+dfsg-4ubuntu3.2","1.60.1+dfsg-4ubuntu3.2+esm1"]}],"products":[{"vendor":"rclone","product":"rclone"}],"references":[{"url":"https://github.com/rclone/rclone/security/advisories/GHSA-3rqf-7h69-gg5v","tags":["vendor-advisory","exploit","Vendor Advisory","advisory","report"]},{"url":"https://www.vulncheck.com/advisories/rclone-1.56.0-before-1.75.2-webdav-credential-header-leak-on-redirect","tags":["third-party-advisory","Third Party Advisory","advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-116190","tags":["web","advisory"]},{"url":"https://github.com/advisories/GHSA-r8gw-gjgg-66cj"},{"url":"https://security.alpinelinux.org/vuln/CVE-2026-116190","tags":["advisory"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/116xxx/CVE-2026-116190.json","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-116190","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-116190","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-116190","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2026-116190","title":"rclone v1.56.0 before v1.75.2 WebDAV Credential Header Leak on Redirect","description":"rclone from v1.56.0 before v1.75.2 contains an information disclosure vulnerability in the WebDAV backend that forwards operator-configured custom credential headers to different hosts on HTTP 3xx redirects. Attackers who control or influence a cross-host redirect can capture headers such as X-Auth-Token set via --webdav-headers and replay them against the original WebDAV service.","status":"published","published":"2026-10-25T13:20:25.832Z","modified":"2026-10-29T16:17:28.78Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"},{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"low","assessor":"cna"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:20:03.827373Z"}],"euvd":[{"id":"EUVD-2026-109448","description":"rclone from v1.56.0 before v1.75.2 contains an information disclosure vulnerability in the WebDAV backend that forwards operator-configured custom credential headers to different hosts on HTTP 3xx redirects. Attackers who control or influence a cross-host redirect can capture headers such as X-Auth-Token set via --webdav-headers and replay them against the original WebDAV service.","status":"published","published":"2026-10-25T13:20:25Z","modified":"2026-10-29T16:17:28Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T16:59:16.056394Z"}],"ghsa":[{"id":"GHSA-r8gw-gjgg-66cj","title":"rclone from v1.56.0 before v1.75.2 contains an information disclosure vulnerability in the WebDAV...","description":"rclone from v1.56.0 before v1.75.2 contains an information disclosure vulnerability in the WebDAV backend that forwards operator-configured custom credential headers to different hosts on HTTP 3xx redirects. Attackers who control or influence a cross-host redirect can capture headers such as X-Auth-Token set via --webdav-headers and replay them against the original WebDAV service.","status":"published","published":"2026-10-25T15:32:21Z","modified":"2026-10-25T15:32:31Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/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","level":"medium"},{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"low"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T15:14:22.728467Z"}],"nvd":[{"id":"CVE-2026-116190","description":"rclone from v1.56.0 before v1.75.2 contains an information disclosure vulnerability in the WebDAV backend that forwards operator-configured custom credential headers to different hosts on HTTP 3xx redirects. 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Attackers who control or influence a cross-host redirect can capture headers such as X-Auth-Token set via --webdav-headers and replay them against the original WebDAV service.","status":"published","published":"2026-10-25T14:16:59.26Z","modified":"2026-11-03T06:32:52.576659363Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/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","level":"medium"}],"updated_at":"2026-11-03T07:16:26.770911Z"},{"id":"CVE-2026-116190","title":"rclone v1.56.0 before v1.75.2 WebDAV Credential Header Leak on Redirect","description":"rclone from v1.56.0 before v1.75.2 contains an information disclosure vulnerability in the WebDAV backend that forwards operator-configured custom credential headers to different hosts on HTTP 3xx redirects. Attackers who control or influence a cross-host redirect can capture headers such as X-Auth-Token set via --webdav-headers and replay them against the original WebDAV service.","status":"published","published":"2026-10-25T13:20:25.832Z","modified":"2026-10-31T02:30:22.256239489Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T15:44:56.675758Z"},{"id":"DEBIAN-CVE-2026-116190","description":"rclone from v1.56.0 before v1.75.2 contains an information disclosure vulnerability in the WebDAV backend that forwards operator-configured custom credential headers to different hosts on HTTP 3xx redirects. 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Attackers who control or influence a cross-host redirect can capture headers such as X-Auth-Token set via --webdav-headers and replay them against the original WebDAV service.","status":"published","published":"2026-10-25T14:16:00Z","modified":"2026-10-28T17:50:38Z","cvss":[{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"low"},{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T16:56:00.081948Z"},{"id":"BIT-rclone-2026-116190","title":"rclone v1.56.0 before v1.75.2 WebDAV Credential Header Leak on Redirect","description":"rclone from v1.56.0 before v1.75.2 contains an information disclosure vulnerability in the WebDAV backend that forwards operator-configured custom credential headers to different hosts on HTTP 3xx redirects. Attackers who control or influence a cross-host redirect can capture headers such as X-Auth-Token set via --webdav-headers and replay them against the original WebDAV service.","status":"published","published":"2026-10-29T08:58:34.8Z","modified":"2026-10-30T10:45:03.08149546Z","updated_at":"2026-11-02T15:28:35.111822Z"}]}}