Zeep is a Python SOAP client. From 4.0.0 before 4.3.3, Settings.forbid_external is defined but not enforced when parsing WSDL or XSD documents, allowing transitive xsd:import, xsd:include, wsdl:import, and lxml entity or DTD references to fetch attacker-chosen HTTP or HTTPS URLs. This issue is fixed in version 4.3.3.
{
"cna_assigner": "GitHub_M",
"cwe_ids": [
"CWE-918"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/58xxx/CVE-2026-58501.json"
}{
"extracted_events": [
{
"cpe": "cpe:2.3:a:python-zeep:zeep:*:*:*:*:*:python:*:*",
"range": [
{
"introduced": "4.0.0"
},
{
"fixed": "4.3.3"
}
],
"source": "CPE_RANGE"
},
{
"range": [
{
"fixed": "83eb07bc6c84d841329d4f88856fecdba86f753e"
}
],
"source": "REFERENCES_COMMIT"
},
{
"original_tag": "4.3.3",
"range": [
{
"fixed": "1b7072c0dba397b86e8a47cf766a39f981b3a2de"
}
],
"source": "REFERENCES_TAG"
}
]
}