CVE-2026-87890
Deferred Deferred - Pending Action

Remote Code Execution in Django via Malicious VRT Document

Vulnerability report for CVE-2026-87890, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-10-06

Last updated on: 2026-10-06

Assigner: Django Software Foundation

Description

An issue was discovered in Django 6.1 before 6.1.2, 6.0 before 6.0.9, and 5.2 before 5.2.18. An incomplete fix for CVE-2026-15307 in Django spatial lookups allows an attacker who can supply `bytes` values to cause the Django process to make network requests via a crafted VRT document referencing an external raster source. Earlier, unsupported Django series (such as 5.1.x, 5.0.x, and 4.2.x) were not evaluated and may also be affected. Django would like to thank sicksec for reporting this issue.

CVSS Scores

EPSS Scores

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Meta Information

Published
2026-10-06
Last Modified
2026-10-06
Generated
2026-10-06
AI Q&A
2026-10-06
EPSS Evaluated
N/A
NVD
EUVD

Affected Vendors & Products

Showing 3 associated CPEs
Vendor Product Version / Range
djangoproject Django 6.1
djangoproject Django 6.0
djangoproject Django 5.2

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-918 The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination.

Attack-Flow Graph

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Executive Summary

This vulnerability affects Django versions before 6.1.2, 6.0.9, and 5.2.18. It involves an incomplete fix for CVE-2026-15307 in Django spatial lookups. An attacker can exploit this by supplying bytes values to force Django to make network requests via a crafted VRT document that references an external raster source.

Impact Analysis

An attacker could exploit this to cause Django to make unintended network requests, potentially leading to information disclosure or denial of service. Systems using affected Django versions may be vulnerable to remote network interactions initiated by malicious input.

Mitigation Strategies

Upgrade Django to a patched version: 6.1.2 or later, 6.0.9 or later, or 5.2.18 or later. If using unsupported versions (5.1.x, 5.0.x, 4.2.x), consider upgrading to a supported release.

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