GHSA-PWGC-W4X9-GW67

Vulnerability from github – Published: 2024-05-03 17:53 – Updated: 2024-05-03 17:53
VLAI?
Summary
changedetection.io Cross-site Scripting vulnerability
Details

Summary

Input in parameter notification_urls is not processed resulting in javascript execution in the application

Details

changedetection.io version: v0.45.21

https://github.com/dgtlmoon/changedetection.io/blob/0.45.21/changedetectionio/forms.py#L226

        for server_url in field.data:
            if not apobj.add(server_url):
                message = field.gettext('\'%s\' is not a valid AppRise URL.' % (server_url))
                raise ValidationError(message)

PoC

Setting > ADD Notification URL List

image

"><img src=x onerror=alert(document.domain)>

image

Requests

image

Impact

A reflected XSS vulnerability happens when the user input from a URL or POST data is reflected on the page without being stored, thus allowing the attacker to inject malicious content

Severity ?
4.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Show details on source website
To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "changedetection.io"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.45.22"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2024-34061"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2024-05-03T17:53:22Z",
    "nvd_published_at": "2024-05-02T14:15:10Z",
    "severity": "MODERATE"
  },
  "details": "### Summary\n\nInput in parameter notification_urls is not processed resulting in javascript execution in the application\n\n### Details\nchangedetection.io version: v0.45.21\n\nhttps://github.com/dgtlmoon/changedetection.io/blob/0.45.21/changedetectionio/forms.py#L226\n\n```\n        for server_url in field.data:\n            if not apobj.add(server_url):\n                message = field.gettext(\u0027\\\u0027%s\\\u0027 is not a valid AppRise URL.\u0027 % (server_url))\n                raise ValidationError(message)\n```\n\n### PoC\n\nSetting \u003e ADD Notification URL List\n\n![image](https://github.com/dgtlmoon/changedetection.io/assets/65381453/626eb43b-a414-4b05-92d8-c7345c2a2e75)\n\n\n```\n\"\u003e\u003cimg src=x onerror=alert(document.domain)\u003e\n```\n![image](https://github.com/dgtlmoon/changedetection.io/assets/65381453/476bd396-2aa2-4642-9c54-fd2c2ef9de79)\n\nRequests\n\n![image](https://github.com/dgtlmoon/changedetection.io/assets/65381453/1f258ef1-149a-4a03-88ab-a2244a69652e)\n\n\n### Impact\nA reflected XSS vulnerability happens when the user input from a URL or POST data is reflected on the page without being stored, thus allowing the attacker to inject malicious content\n",
  "id": "GHSA-pwgc-w4x9-gw67",
  "modified": "2024-05-03T17:53:22Z",
  "published": "2024-05-03T17:53:22Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/dgtlmoon/changedetection.io/security/advisories/GHSA-pwgc-w4x9-gw67"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-34061"
    },
    {
      "type": "WEB",
      "url": "https://github.com/dgtlmoon/changedetection.io/commit/c0f000b1d1ce03733460805dbbedde445fe2c762"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/dgtlmoon/changedetection.io"
    },
    {
      "type": "WEB",
      "url": "https://github.com/dgtlmoon/changedetection.io/blob/0.45.21/changedetectionio/forms.py#L226"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "changedetection.io Cross-site Scripting vulnerability"
}


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