High severityNVD Advisory· Published Jul 28, 2026· Updated Jul 29, 2026
datamodel-code-generator vulnerable to SSRF via --url: no host/IP validation, follows redirects
CVE-2026-54691
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.
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Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
datamodel-code-generatorPyPI | >= 0.9.1, < 0.61.0 | 0.61.0 |
Affected products
2- Range: >=0.9.1,<0.61.0
Patches
Vulnerability mechanics
References
4- github.com/advisories/GHSA-rfr2-mq9m-x2qxghsaADVISORY
- github.com/koxudaxi/datamodel-code-generator/commit/5fdba4a09f2d7a9996a504975b7ef7d63e3715bbghsax_refsource_MISCWEB
- github.com/koxudaxi/datamodel-code-generator/releases/tag/0.61.0ghsax_refsource_MISCWEB
- github.com/koxudaxi/datamodel-code-generator/security/advisories/GHSA-rfr2-mq9m-x2qxghsax_refsource_CONFIRMWEB
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