GHSA-VH2X-FW87-4FXQ
Vulnerability from github – Published: 2026-01-15 17:58 – Updated: 2026-01-15 20:17Summary
DPanel has an arbitrary file deletion vulnerability in the /api/common/attach/delete interface. Authenticated users can delete arbitrary files on the server via path traversal.
Details
When a user logs into the administrative backend, this interface can be used to delete files. The vulnerability lies in the Delete function within the app/common/http/controller/attach.go file.
The path parameter submitted by the user is directly passed to storage.Local{}.GetSaveRealPath and subsequently to os.Remove without proper sanitization or checking for path traversal characters (../).
The vulnerable code snippet:
And the helper function in common/service/storage/local.go uses filepath.Join, which resolves ../ but does not enforce a chroot/jail:
PoC
- Log in to the DPanel dashboard to obtain the
Authorizationtoken. - Send a POST request to delete a file (e.g.,
/tmp/1.txtinside the container).
Request:
POST /dpanel/api/common/attach/delete HTTP/1.1
Host: target-ip:8807
Authorization: Bearer <YOUR_TOKEN>
Content-Type: application/x-www-form-urlencoded
path=../../../../../../../../tmp/1.txt
{
"affected": [
{
"package": {
"ecosystem": "Go",
"name": "github.com/donknap/dpanel"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.9.2"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"aliases": [
"CVE-2025-66292"
],
"database_specific": {
"cwe_ids": [
"CWE-22"
],
"github_reviewed": true,
"github_reviewed_at": "2026-01-15T17:58:42Z",
"nvd_published_at": "2026-01-15T17:16:04Z",
"severity": "HIGH"
},
"details": "### Summary\nDPanel has an arbitrary file deletion vulnerability in the `/api/common/attach/delete` interface. Authenticated users can delete arbitrary files on the server via path traversal.\n\n### Details\nWhen a user logs into the administrative backend, this interface can be used to delete files. The vulnerability lies in the `Delete` function within the `app/common/http/controller/attach.go` file.\n\nThe `path` parameter submitted by the user is directly passed to `storage.Local{}.GetSaveRealPath` and subsequently to `os.Remove` without proper sanitization or checking for path traversal characters (`../`).\n\nThe vulnerable code snippet:\n\u003cimg width=\"487\" height=\"363\" alt=\"image\" src=\"https://github.com/user-attachments/assets/b811de6f-1df1-49f3-af78-ea77bc420804\" /\u003e\n\n\nAnd the helper function in `common/service/storage/local.go` uses `filepath.Join`, which resolves `../` but does not enforce a chroot/jail:\n\u003cimg width=\"564\" height=\"66\" alt=\"image\" src=\"https://github.com/user-attachments/assets/84d5a4f7-9054-4e1d-aa6b-6b50c80ba277\" /\u003e\n\n### PoC\n1. Log in to the DPanel dashboard to obtain the `Authorization` token.\n2. Send a POST request to delete a file (e.g., `/tmp/1.txt` inside the container).\n\n**Request:**\n```http\nPOST /dpanel/api/common/attach/delete HTTP/1.1\nHost: target-ip:8807\nAuthorization: Bearer \u003cYOUR_TOKEN\u003e\nContent-Type: application/x-www-form-urlencoded\n\npath=../../../../../../../../tmp/1.txt\n```\n\n\u003cimg width=\"1600\" height=\"940\" alt=\"image\" src=\"https://github.com/user-attachments/assets/40e4d3cb-57f7-4a4e-adcc-a9503af762be\" /\u003e\n\u003cimg width=\"346\" height=\"191\" alt=\"image\" src=\"https://github.com/user-attachments/assets/756c0891-e61b-434c-9386-6e701bbb1a97\" /\u003e\n\u003cimg width=\"1310\" height=\"885\" alt=\"image\" src=\"https://github.com/user-attachments/assets/31c883c2-725e-4618-977c-35fe19adafb1\" /\u003e\n\u003cimg width=\"1009\" height=\"209\" alt=\"image\" src=\"https://github.com/user-attachments/assets/2641fdfb-6d73-4940-bd92-44d748e0e6b7\" /\u003e\n\u003cimg width=\"1265\" height=\"876\" alt=\"image\" src=\"https://github.com/user-attachments/assets/14c67ec8-ec37-4820-90be-a24f58819020\" /\u003e",
"id": "GHSA-vh2x-fw87-4fxq",
"modified": "2026-01-15T20:17:37Z",
"published": "2026-01-15T17:58:42Z",
"references": [
{
"type": "WEB",
"url": "https://github.com/donknap/dpanel/security/advisories/GHSA-vh2x-fw87-4fxq"
},
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2025-66292"
},
{
"type": "WEB",
"url": "https://github.com/donknap/dpanel/commit/cbda0d90204e8212f2010774345c952e42069119"
},
{
"type": "PACKAGE",
"url": "https://github.com/donknap/dpanel"
},
{
"type": "WEB",
"url": "https://github.com/donknap/dpanel/releases/tag/v1.9.2"
}
],
"schema_version": "1.4.0",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H",
"type": "CVSS_V3"
}
],
"summary": "DPanel has an arbitrary file deletion vulnerability in /api/common/attach/delete interface"
}
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