EUVD-2026-52750
GHSA-8rmj-xgq5-w9qm
Severity by source
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Network-exploitable stored XSS; PR:N because a public form may provide write access; UI:R and S:C because an admin must view the link; C:L/I:L for session/data exposure in admin context.
AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Primary rating from Vendor (CNA).
CVSS VectorVendor
Lifecycle Timeline
4Description PRE-NVD
AnalysisAI
Stored cross-site scripting in Django admin's URLField rendering allows a malicious URL value (e.g., using a javascript: scheme) to be displayed as a clickable link on changelist views and read-only admin fields without scheme validation. Any application that accepts URLField input via public-facing forms and exposes those records in the Django admin is affected, covering Django 5.2 through the 6.1 release candidate. No public exploit or active exploitation (CISA KEV) has been identified at time of analysis; patches were released August 4, 2026 as Django 5.2.17 and 6.0.8.
Technical ContextAI
Django's admin uses display_for_field to render model field values in changelist and read-only views. For URLField, the admin wrapped the stored string value in an <a href="..."> tag without first passing it through URLValidator. This means any string value - including those using schemes such as javascript:, data:, or vbscript: - was emitted verbatim as the href attribute. The CWE class is CWE-79 (Improper Neutralization of Input During Web Page Generation / Cross-Site Scripting). The fix validates each stored URL with URLValidator before rendering a hyperlink; values that fail validation are displayed as plain text. No CPE string was provided in the input data, but affected products are confirmed as Django main, 6.1-rc, 6.0.x, and 5.2.x.
RemediationAI
Upgrade to Django 5.2.17 or Django 6.0.8, both released August 4, 2026. Official release packages, checksums, and PGP-verified tarballs are available at https://www.djangoproject.com/download/5.2.17/tarball/ and the corresponding 6.0.8 download page. Source patches are available on GitHub commits for the main, 6.1, 6.0, and 5.2 branches (see references). If immediate upgrade is not feasible, a targeted compensating control is to audit any public-facing forms that write to models with URLField attributes and add explicit URL scheme validation (e.g., restrict to http and https only) at the form or serializer layer before data reaches the database. This does not fix the rendering flaw but eliminates the attacker's write path. Note: this workaround does not protect against malicious values already stored in the database - those must be audited and sanitized separately.
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Vendor StatusVendor
SUSE
Severity: Moderate| Product | Status |
|---|---|
| SUSE Linux Enterprise Module for Package Hub 15 SP7 | Fixed |
| openSUSE Leap 16.0 | Fixed |
| openSUSE Tumbleweed | Fixed |
| SUSE Linux Enterprise Module for Package Hub 15 SP7 | Affected |
| SUSE Linux Enterprise Module for Package Hub 15 SP6 | Affected |
| openSUSE Leap 15.6 | Affected |
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External POC / Exploit Code
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