{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-79779","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","state":"PUBLISHED","assignerShortName":"VulnCheck","dateReserved":"2026-08-25T14:32:37.762Z","datePublished":"2026-08-25T15:16:09.110Z","dateUpdated":"2026-08-27T16:45:55.566Z"},"containers":{"cna":{"providerMetadata":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-08-25T15:16:09.110Z"},"datePublic":"2026-07-31T00:00:00.000Z","title":"rclone before v1.75.0 WebDAV Credential Exposure via HTTPS-to-HTTP Redirect","descriptions":[{"lang":"en","value":"rclone versions before v1.75.0 fail to reject transport downgrades in redirect handling, allowing Basic authorization and Cookie headers to be replayed over plaintext HTTP after same-host HTTPS-to-HTTP redirects. An on-path attacker observing the plaintext hop can capture and reuse credentials to perform WebDAV operations with the compromised account's permissions."}],"problemTypes":[{"descriptions":[{"lang":"en","description":"Cleartext Transmission of Sensitive Information","cweId":"CWE-319","type":"CWE"}]}],"affected":[{"vendor":"rclone","product":"rclone","defaultStatus":"unaffected","packageURL":"pkg:golang/github.com/rclone/rclone","versions":[{"version":"0","status":"affected","versionType":"semver","lessThan":"1.75.0"},{"version":"1.75.0","status":"unaffected","versionType":"semver"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:rclone:rclone:*:*:*:*:*:*:*:*","versionEndExcluding":"1.75.0"}]}]}],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:A/AC:H/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","attackVector":"ADJACENT","attackComplexity":"HIGH","attackRequirements":"PRESENT","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":6,"baseSeverity":"MEDIUM"}},{"format":"CVSS","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","attackVector":"ADJACENT_NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"NONE","baseScore":5.3,"baseSeverity":"MEDIUM"}}],"references":[{"url":"https://github.com/rclone/rclone/security/advisories/GHSA-h4mf-4v27-hggj","tags":["vendor-advisory"],"name":"GitHub Security Advisory (GHSA-h4mf-4v27-hggj)"},{"name":"VulnCheck Advisory: rclone before v1.75.0 WebDAV Credential Exposure via HTTPS-to-HTTP Redirect","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/rclone-before-webdav-credential-exposure-via-https-to-http-redirect"}],"credits":[{"lang":"en","value":"cyberlanc3r","type":"reporter"},{"lang":"en","value":"ncw","type":"finder"}],"x_generator":{"engine":"vulncheck-endgame"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-27T16:12:32.850766Z","id":"CVE-2026-79779","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-08-27T16:45:55.566Z"}}]}}