Django-Select2 is a Django integration for Select2. Prior to version 8.4.1, instances of HeavySelect2Mixin subclasses like the ModelSelect2MultipleWidget and ModelSelect2Widget can leak secret access tokens across requests. This can allow users to access restricted query sets and restricted data. This issue has been patched in version 8.4.1.
This page covers CVE-2025-48383 as tracked by Ubuntu, for the package django-select2. No fixed version has been recorded for this distribution yet.
This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity low, availability none.
The score comes from this vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
UBUNTU-CVE-2025-48383 is classified as CWE-402: Transmission of Private Resources into a New Sphere ('Resource Leak'). The product makes resources available to untrusted parties when those resources are only intended to be accessed by the product.
UBUNTU-CVE-2025-48383 is recorded against 1 package.
Published on 27 May 2025 and last revised on 20 May 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.
ubuntu.com (Report)
www.cve.org (Report)
github.com (Report)
github.com (Report)
django-select2 has other advisories on record. If you are patching this one, these are worth checking on the same host:
These advisories are the same class of weakness (CWE-402: Transmission of Private Resources into a New Sphere ('Resource Leak')) in other software:
Each distribution ships its own build and its own fixed version. Pick the one you run:
Details
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
Affected Packages
| Software | From version | Fixed in |
|---|---|---|
| django-select2 | — | — |
References
Similar Threats
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UBUNTU-CVE-2025-48383 is rated CVSS 8.2 High. BotEraser scans your installation against known CVE records and tells you whether this vulnerability applies to the versions you actually run.
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