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Fencer Vulns
high 8.2

CVE-2025-48383 json

Django-Select2 Vulnerable to Widget Instance Secret Cache Key Leaking

published 2025-05-27 17 mo ago modified 2026-09-10 1 mo ago also GHSA-wjrh-hj83-3wh7 , PYSEC-2026-1300 , EUVD-2025-28218

cvss
8.2
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 25%
public exploits
0
none known

Summary

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.

Patch / fix

  • pypi django-select2 8.4.1
  • django-select2 Debian 14, Debian 13 7.10.0-2

debian advisories DEBIAN-CVE-2025-48383

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
17 mo ago

Exploit prediction

0.33% chance of exploitation in the next 30 days, higher than 25% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
GitHub 3.1 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
OSV 3.1 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N

Affected packages

ecosystem package affected fixed in
pypi django-select2
<8.4.1
8.4.1

Affected products

  • codingjoe django-select2

Classification

Weakness
  • CWE-402 Transmission of Private Resources into a New Sphere
  • CWE-918 Server-Side Request Forgery

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.