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CVE-2026-55403

LOW
3.7
CVSS 3.1
Description
datamodel-code-generator generates Python data models from schema definitions. Prior to 0.63.0, src/datamodel_code_generator/http.py get_body reuses Authorization, Cookie, and Proxy-Authorization headers when following cross-origin redirects while fetching remote schemas, allowing credentials scoped to one schema host to be leaked to another redirect target. This issue is fixed in version 0.63.0.

Metadata

CVE ID
CVE-2026-55403
State
PUBLISHED
Assigner
GitHub_M
Reserved
2026-06-16 21:48 UTC
Published
2026-07-28 21:31 UTC
Last updated
2026-07-28 21:31 UTC
Primary CWE
CWE-200
CWE-200: Exposure of Sensitive Information to an Unauthorize…
Vendor / Product
koxudaxi / datamodel-code-generator
Sources
cve.org  ·  NVD

Severity & Metrics

3.7 LOW CVSS 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Affected products (1)
VendorProductPlatformVersions
koxudaxi datamodel-code-generator — < 0.63.0
Weakness (CWE)
CWESourceDescription
CWE-200 cna CWE-200: Exposure of Sensitive Information to an Unauthorized Actor
CWE-601 cna CWE-601: URL Redirection to Untrusted Site ('Open Redirect')
CVSS scores (1)
ScoreSeverityVersionSourceVector
3.7 LOW 3.1 cna CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
References (3)
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