{
  "affected": [
    {
      "database_specific": {
        "unresolved_ranges": [
          {
            "events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "4.0.3"
              }
            ]
          }
        ]
      }
    }
  ],
  "details": "The R programming language’s default package manager CRAN is affected by a path traversal vulnerability that can lead to server compromise. This vulnerability affects packages installed via the R CMD install cli command or the install.packages() function from the interpreter. Update to version 4.0.3",
  "id": "CVE-2020-27637",
  "modified": "2026-03-13T21:52:33.141479121Z",
  "published": "2021-01-12T04:15:13Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://security.gentoo.org/glsa/202401-07"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.r-project.org/foundation/"
    },
    {
      "type": "EVIDENCE",
      "url": "https://labs.bishopfox.com/advisories/cran-version-4.0.2"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}