{
  "id": "CVE-2020-8644",
  "url": "https://spydr.io/cve/CVE-2020-8644",
  "published": "2020-02-05T22:15:11.003Z",
  "modified": "2026-06-17T03:26:41.917Z",
  "score": 9.8,
  "severity": "critical",
  "cvss_version": "3.1",
  "vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
  "score_source": "NVD",
  "epss": 0.86689,
  "epss_percentile": 0.99739,
  "exploited": true,
  "kev": {
    "added": "2021-11-03",
    "due": "2022-05-03",
    "action": "Apply updates per vendor instructions.",
    "ransomware": "Unknown",
    "name": "PlaySMS Server-Side Template Injection Vulnerability",
    "notes": "https://nvd.nist.gov/vuln/detail/CVE-2020-8644"
  },
  "ssvc_exploitation": "active",
  "vendors": [
    "playsms"
  ],
  "products": [
    "playsms"
  ],
  "cwes": [
    "CWE-94"
  ],
  "description": "PlaySMS before 1.4.3 does not sanitize inputs from a malicious string.",
  "status": "Analyzed",
  "score_type": "Primary",
  "scores": {
    "cvss_v40": null,
    "cvss_v31": 9.8,
    "cvss_v30": null
  },
  "references": [
    {
      "url": "http://packetstormsecurity.com/files/157106/PlaySMS-index.php-Unauthenticated-Template-Injection-Code-Execution.html",
      "tags": [
        "Exploit",
        "Third Party Advisory",
        "VDB Entry"
      ]
    },
    {
      "url": "https://forum.playsms.org/t/playsms-1-4-3-has-been-released/2704",
      "tags": [
        "Broken Link",
        "Release Notes",
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://playsms.org/2020/02/05/playsms-1-4-3-has-been-released/",
      "tags": [
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://research.nccgroup.com/2020/02/11/technical-advisory-playsms-pre-authentication-remote-code-execution-cve-2020-8644/",
      "tags": [
        "Exploit"
      ]
    },
    {
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-8644",
      "tags": [
        "US Government Resource"
      ]
    }
  ],
  "nvd_url": "https://nvd.nist.gov/vuln/detail/CVE-2020-8644",
  "covered_in": [],
  "attribution": [
    {
      "source": "NVD",
      "url": "https://nvd.nist.gov",
      "notice": "This product uses data from the NVD API but is not endorsed or certified by the NVD."
    },
    {
      "source": "CISA KEV",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "notice": "Known exploited vulnerabilities from the CISA KEV catalog."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss",
      "notice": "Exploit prediction scores from FIRST EPSS."
    }
  ]
}