In accordance with our security release policy, the Django team
is issuing
Django 5.0.3,
Django 4.2.11, and
Django 3.2.25.
These releases addresses the security issue detailed below. We encourage all
users of Django to upgrade as soon as possible.
CVE-2024-27351: Potential regular expression denial-of-service in django.utils.text.Truncator.words()
django.utils.text.Truncator.words() method (with html=True) and
truncatewords_html template filter were subject to a potential
regular expression denial-of-service attack using a suitably crafted string
(follow up to CVE-2019-14232 and CVE-2023-43665).
Thanks Seokchan Yoon for the report.
This issue has severity “moderate” according to the Django security policy.
Affected supported versions
Django 5.0
Django 4.2
Django 3.2
Resolution
Patches to resolve the issue have been applied to the 5.0, 4.2, and 3.2
release branches. The patches may be obtained from the following changesets:
On the 5.0 release branch
On the 4.2 release branch
On the 3.2 release branch
The following releases have been issued:
Django 5.0.3 (download Django 5.0.3 | 5.0.3 checksums)
Django 4.2.11 (download Django 4.2.11 | 4.2.11 checksums)
Django 3.2.25 (download Django 3.2.25 | 3.2.25 checksums)
The PGP key ID used for this release is Mariusz Felisiak: 2EF56372BA48CD1B.
General notes regarding security reporting
As always, we ask that potential security issues be reported via
private email to [email protected], and not via Django’s
Trac instance or the django-developers list. Please see our security
policies for further
information.