GHSA-WJRX-6529-HCJ3

Vulnerability from github – Published: 2025-08-15 21:31 – Updated: 2025-08-29 20:36
VLAI
Summary
HashiCorp go-getter Vulnerable to Symlink Attacks
Details

HashiCorp's go-getter library subdirectory download feature is vulnerable to symlink attacks leading to unauthorized read access beyond the designated directory boundaries. This vulnerability, identified as CVE-2025-8959, is fixed in go-getter 1.7.9.

Severity
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
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{
  "affected": [
    {
      "package": {
        "ecosystem": "Go",
        "name": "github.com/hashicorp/go-getter"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.7.9"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2025-8959"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-59"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2025-08-18T15:10:29Z",
    "nvd_published_at": "2025-08-15T21:15:37Z",
    "severity": "HIGH"
  },
  "details": "HashiCorp\u0027s go-getter library subdirectory download feature is vulnerable to symlink attacks leading to unauthorized read access beyond the designated directory boundaries. This vulnerability, identified as CVE-2025-8959, is fixed in go-getter 1.7.9.",
  "id": "GHSA-wjrx-6529-hcj3",
  "modified": "2025-08-29T20:36:28Z",
  "published": "2025-08-15T21:31:18Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-8959"
    },
    {
      "type": "WEB",
      "url": "https://github.com/hashicorp/go-getter/commit/87541b2501c00df5eaedea6acc61a2a4a4efa5b7"
    },
    {
      "type": "WEB",
      "url": "https://discuss.hashicorp.com/t/hcsec-2025-23-hashicorp-go-getter-vulnerable-to-arbitrary-read-through-symlink-attack/76242"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/hashicorp/go-getter"
    },
    {
      "type": "WEB",
      "url": "https://pkg.go.dev/vuln/GO-2025-3892"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "HashiCorp go-getter Vulnerable to Symlink Attacks"
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.