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                            CERT-Renater

                Note d'Information No. 2025/VULN135

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DATE                : 10/03/2025

HARDWARE PLATFORM(S): /

OPERATING SYSTEM(S): Systems running Django versions prior to 5.1.7,
                                     5.0.13, 4.2.20.

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https://www.djangoproject.com/weblog/2025/mar/06/security-releases/
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Django security releases issued: 5.1.7, 5.0.13 and 4.2.20
Posted by Sarah Boyce on 6 mars 2025

In accordance with our security release policy, the Django team is
issuing releases for Django 5.1.7, Django 5.0.13 and Django 4.2.20.
These releases address the security issues detailed below. We
encourage all users of Django to upgrade as soon as possible.

CVE-2025-26699: Potential denial-of-service in django.utils.text.wrap()

The django.utils.text.wrap() and wordwrap template filter were
subject to a potential denial-of-service attack when used with very
long strings.

Thanks to sw0rd1ight for the report.

This issue has severity "moderate" according to the Django security
policy.


Affected supported versions

    Django main
    Django 5.2 (currently at pre-release beta status)
    Django 5.1
    Django 5.0
    Django 4.2


Resolution

Patches to resolve the issue have been applied to Django's main,
5.2, 5.1, 5.0, and 4.2 branches. The patches may be obtained from
the following changesets.


CVE-2025-26699: Potential denial-of-service in django.utils.text.wrap()

    On the main branch
    On the 5.2 branch
    On the 5.1 branch
    On the 5.0 branch
    On the 4.2 branch

The following releases have been issued

    Django 5.1.7 (download Django 5.1.7 | 5.1.7 checksums)
    Django 5.0.13 (download Django 5.0.13 | 5.0.13 checksums)
    Django 4.2.20 (download Django 4.2.20 | 4.2.20 checksums)

The PGP key ID used for this release is Sarah Boyce: 3955B19851EA96EF
General notes regarding security reporting

As always, we ask that potential security issues be reported via private
email to security@djangoproject.com, and not via Django's Trac
instance, nor via the Django Forum. Please see our security policies
for further information.

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