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Frappe Framework ERPNext 13.4.0 Remote Code Execution

Type: advisorySources: OSV

Frappe Framework ERPNext 13.4.0 contains a sandbox escape vulnerability in RestrictedPython that allows authenticated users with System Manager role to execute arbitrary code by exploiting frame introspection. Attackers can create a server script via the /app/server-script endpoint and access the gi_frame attribute to traverse the call stack and invoke os.popen to execute system commands.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2023-54345
Confirmed fixed CVEs
Not specified
Updated in this feed
5 Nov 2026, 01:37 UTC · Revision 1

Source evidence

Frappe Framework ERPNext 13.4.0 Remote Code Execution

core-osv · Original source

Published 5 May 2026, 11:24 UTC

Frappe Framework ERPNext 13.4.0 contains a sandbox escape vulnerability in RestrictedPython that allows authenticated users with System Manager role to execute arbitrary code by exploiting frame introspection. Attackers can create a server script via the /app/server-script endpoint and access the gi_frame attribute to traverse the call stack and invoke os.popen to execute system commands.

osv:CVE-2023-54345
Complete source record
{
  "id": "6b7107f753788875c2873a331a4a8e27f4822e15409b67446595b41afc6d9062",
  "url": "https://osv.dev/vulnerability/CVE-2023-54345",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Frappe Framework ERPNext 13.4.0 Remote Code Execution",
    "summary": "Frappe Framework ERPNext 13.4.0 contains a sandbox escape vulnerability in RestrictedPython that allows authenticated users with System Manager role to execute arbitrary code by exploiting frame introspection. Attackers can create a server script via the /app/server-script endpoint and access the gi_frame attribute to traverse the call stack and invoke os.popen to execute system commands.",
    "evidence": "osv:CVE-2023-54345",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2023-54345",
      "aliases": [
        "CVE-2023-54345"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "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"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/frappe/erpnext",
              "type": "GIT",
              "events": [
                {
                  "introduced": "d0ba0217e444876be2e93961c26704b7fe904f3a"
                },
                {
                  "last_affected": "d0ba0217e444876be2e93961c26704b7fe904f3a"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:frappe:erpnext:13.4.0:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "13.4.0"
                      },
                      {
                        "last_affected": "13.4.0"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            },
            {
              "repo": "https://github.com/frappe/frappe",
              "type": "GIT",
              "events": [
                {
                  "introduced": "fc495aa47cf1d532915997a948d839fb66961aa5"
                },
                {
                  "last_affected": "fc495aa47cf1d532915997a948d839fb66961aa5"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "13.4.0"
                      },
                      {
                        "last_affected": "13.4.0"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandaloneSingleVersion"
                  }
                ]
              }
            }
          ],
          "versions": [
            "13.4.0",
            "v13.4.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-54345.json"
          }
        }
      ],
      "modified": "2026-10-30T02:31:06.829554916Z",
      "provider": "osv",
      "references": [
        "https://gist.github.com/lebr0nli/c2fc617390451f0e5a4c31c87d8720b6",
        "https://github.com/frappe/frappe/",
        "https://github.com/frappe/frappe/blob/v13.4.0/frappe/utils/safe_exec.py#L42",
        "https://frappeframework.com/docs/v13/user/en/desk/scripting/server-script",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/54xxx/CVE-2023-54345.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2023-54345",
        "https://ur4ndom.dev/posts/2023-07-02-uiuctf-rattler-read/",
        "https://www.vulncheck.com/advisories/frappe-framework-erpnext-remote-code-execution",
        "https://www.exploit-db.com/exploits/51580"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-94"
        ],
        "cna_assigner": "VulnCheck",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/54xxx/CVE-2023-54345.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2023-54345",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 509156,
  "published_at": "2026-05-05T11:24:49.618+00:00"
}