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CVE-2026-54691— datamodel-code-generator vulnerable to SSRF via --url: no host/IP validation, follows redirects

CVSS 8.2 · High EPSS 0.21% · P11

Possible ATT&CK Techniques 1AI

T1105 · Ingress Tool Transfer

Affected Version Matrix 1

VendorProductVersion RangeStatus
koxudaxidatamodel-code-generator>= 0.9.1, < 0.61.0affected
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I. Basic Information for CVE-2026-54691

Vulnerability Information
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Vulnerability Title
datamodel-code-generator vulnerable to SSRF via --url: no host/IP validation, follows redirects
Source: CVE Program / CVE List V5
Vulnerability Description
datamodel-code-generator generates Python data models from schema definitions. From 0.9.1 until 0.61.0, src/datamodel_code_generator/http.py http.get_body accepts --url targets and redirect chain targets without host/IP validation, allowing server-side request forgery against loopback, private, link-local, metadata, and other network-accessible resources. This issue is fixed in version 0.61.0.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
服务端请求伪造(SSRF)
Source: CVE Program / CVE List V5
Vulnerability Title
Koudai Aono datamodel-code-generator 服务端请求伪造漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Koudai Aono datamodel-code-generator是日本Koudai Aono个人开发者的一款数据模型代码生成器。 Koudai Aono datamodel-code-generator 0.9.1版本至0.61.0之前版本存在服务端请求伪造漏洞，该漏洞源于http.get_body函数接受--url目标和重定向链目标时未进行host/IP验证，允许服务端请求伪造攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
koxudaxidatamodel-code-generator >= 0.9.1, < 0.61.0 -

II. Public POCs for CVE-2026-54691

#POC DescriptionSource LinkShenlong Link
AI-Generated POCPremium
Qwen3.6-35B-A3B · 8173 chars
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Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
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III. Intelligence Information for CVE-2026-54691

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Vendor Advisories for CVE-2026-54691 (1)

Vendor Pages for CVE-2026-54691 (1)

Same Patch Batch · koxudaxi · 2026-07-28 · 12 CVEs total

CVE-2026-546538.8 HIGH`datamodel-code-generator` vulnerable to code injection in via attacker-controlled `defaul
CVE-2026-546908.2 HIGHdatamodel-code-generator vulnerable to SSRF via JSON-Schema `$ref` to HTTP URL (silent by
CVE-2026-546547.8 HIGH`datamodel-code-generator` vulnerable to code injection via unescaped carriage return in `
CVE-2026-546217.8 HIGH`datamodel-code-generator` vulnerable to code injection via unescaped carriage return in G
CVE-2026-546557.8 HIGH`datamodel-code-generator` vulnerable to code execution on import via `x-python-type` JSON
CVE-2026-546567.8 HIGH`datamodel-code-generator` vulnerable to code execution on import via unescaped `validator
CVE-2026-553907.5 HIGHArbitrary local file read via XSD `schemaLocation` (`xs:include`/`xs:import`) path travers
CVE-2026-553917.5 HIGHdatamodel-code-generator vulnerable to SSRF protection bypass via DNS rebinding
CVE-2026-553897.5 HIGHdatamodel-code-generator vulnerable to arbitrary local file read via JSON-Schema `$ref` (`
CVE-2026-554157.5 HIGHdatamodel-code-generator vulnerable to code injection via `x-python-import` / `customTypeP
CVE-2026-554033.7 LOWdatamodel-code-generator: Authorization / request headers leaked to cross-origin redirect

IV. Related Vulnerabilities

Same product: datamodel-code-generator
Same vendor: koxudaxi
Same weakness: CWE-918

V. Comments for CVE-2026-54691

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