GHSA-CJR4-FPCR-5MVQ

Vulnerability from github – Published: 2026-08-29 18:31 – Updated: 2026-08-29 18:31
VLAI
Details

Cloud Commander before 19.20.2 contains a directory traversal vulnerability in REST file-operation and markdown endpoints that fails to properly validate path normalization. Attackers can use path traversal sequences to read, write, move, or copy files outside the configured root directory.

Severity
9.8 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.3 (Critical)
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
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{
  "affected": [],
  "aliases": [
    "CVE-2026-82460"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-22"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-08-29T17:17:58Z",
    "severity": "CRITICAL"
  },
  "details": "Cloud Commander before 19.20.2 contains a directory traversal vulnerability in REST file-operation and markdown endpoints that fails to properly validate path normalization. Attackers can use path traversal sequences to read, write, move, or copy files outside the configured root directory.",
  "id": "GHSA-cjr4-fpcr-5mvq",
  "modified": "2026-08-29T18:31:31Z",
  "published": "2026-08-29T18:31:31Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-82460"
    },
    {
      "type": "WEB",
      "url": "https://github.com/coderaiser/cloudcmd/issues/474"
    },
    {
      "type": "WEB",
      "url": "https://github.com/coderaiser/cloudcmd/commit/b9bdc9ed528350eeb2f9ef974c18998096fae919"
    },
    {
      "type": "WEB",
      "url": "https://github.com/coderaiser/cloudcmd"
    },
    {
      "type": "WEB",
      "url": "https://github.com/coderaiser/cloudcmd/blob/v19.20.1/server/root.js"
    },
    {
      "type": "WEB",
      "url": "https://github.com/coderaiser/cloudcmd/releases/tag/v19.20.2"
    },
    {
      "type": "WEB",
      "url": "https://www.vulncheck.com/advisories/cloud-commander-before-19.20.2-directory-traversal-via-rest-and-markdown"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/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",
      "type": "CVSS_V4"
    }
  ]
}



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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.