ghsa-mqhg-v22x-pqj8
Vulnerability from github
Published
2026-01-02 22:51
Modified
2026-01-02 22:51
Severity ?
7.4 (High) - CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
Summary
Bagisto is vulnerable to SSTI via name parameters provided by non-admin low-privilege users
Details

Summary

SSTI is possible via first name and last name parameters provided by lowest-privileged users.

Details

  1. Go to http://127.0.0.1:8000/ and login or signup
  2. Go to http://127.0.0.1:8000/customer/account/profile
  3. Now edit the first name and last name to {{7*7}}
  4. Notice it appears as 49

POC

  • Video attached with the report: https://github.com/user-attachments/assets/f93932b5-2a57-4f34-897e-4151a5168912

Impact

This can lead to RCE, command injection.

Show details on source website

To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "Packagist",
        "name": "bagisto/bagisto"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.3.10"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2026-21449"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-1336"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2026-01-02T22:51:40Z",
    "nvd_published_at": "2026-01-02T21:16:02Z",
    "severity": "HIGH"
  },
  "details": "### Summary\nSSTI is possible via first name and last name parameters provided by lowest-privileged users.\n### Details\n1. Go to `http://127.0.0.1:8000/` and login or signup \n2. Go to `http://127.0.0.1:8000/customer/account/profile`\n3. Now edit the first name and last name to {{7*7}}\n4. Notice it appears as 49\n\n### POC\n- Video attached with the report: https://github.com/user-attachments/assets/f93932b5-2a57-4f34-897e-4151a5168912\n\n### Impact\nThis can lead to RCE, command injection.",
  "id": "GHSA-mqhg-v22x-pqj8",
  "modified": "2026-01-02T22:51:40Z",
  "published": "2026-01-02T22:51:40Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/bagisto/bagisto/security/advisories/GHSA-mqhg-v22x-pqj8"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-21449"
    },
    {
      "type": "WEB",
      "url": "https://github.com/bagisto/bagisto/commit/4144931da0014c696f9126132ce44d7cfbdb2761"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/bagisto/bagisto"
    },
    {
      "type": "WEB",
      "url": "https://github.com/bagisto/bagisto/releases/tag/v2.3.10"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Bagisto is vulnerable to SSTI via name parameters provided by non-admin low-privilege users"
}


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