{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "1.75.0"
              },
              {
                "fixed": "v1.75.0"
              }
            ],
            "source": [
              "AFFECTED_FIELD",
              "DESCRIPTION"
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "9ee9d0a0cafd5e5fe3b271d2280b090ab6e64048"
            }
          ],
          "repo": "https://github.com/rclone/rclone",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-h4mf-4v27-hggj"
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-319"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/79xxx/CVE-2026-79779.json"
  },
  "details": "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.",
  "id": "CVE-2026-79779",
  "modified": "2026-08-29T03:30:49.449296101Z",
  "published": "2026-08-25T15:16:09.110Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/79xxx/CVE-2026-79779.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/rclone/rclone/security/advisories/GHSA-h4mf-4v27-hggj"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-79779"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/rclone-before-webdav-credential-exposure-via-https-to-http-redirect"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "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",
      "type": "CVSS_V4"
    }
  ],
  "summary": "rclone before v1.75.0 WebDAV Credential Exposure via HTTPS-to-HTTP Redirect"
}