# CVE-2025-32873: python3-django: An issue was discovered in Django 4.2 before 4.2.21, 5.1 before 5.1.9, and5.2 before 5.2.1

CVE-2025-32873 is fixed in 4 products on 1 platform, first by python-django 1:1.11.11-1ubuntu1.21+esm11, released May 7, 2025. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2025-32873
- Priority: Routine
- CVSS: 5.3 (Medium)
- EPSS: 0.1431
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: May 7, 2025

## Description

An issue was discovered in Django 4.2 before 4.2.21, 5.1 before 5.1.9, and5.2 before 5.2.1. The django.utils.html.strip_tags() function is vulnerableto a potential denial-of-service (slow performance) when processing inputscontaining large sequences of incomplete HTML tags. The template filterstriptags is also vulnerable, because it is built on top of strip_tags().

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | python-Django opensuse-leap 15.6 | 4.2.11-150600.3.21.1 | [SUSE-SU-2025:1523-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-1523-1.md) | May 9, 2025 |
| Linux | python-Django sles 15.6 | 4.2.11-150600.3.21.1 | [SUSE-SU-2025:1523-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-1523-1.md) | May 9, 2025 |
| Linux | python-Django sles 15.7 | 4.2.11-150600.3.21.1 | [SUSE-SU-2025:01523-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-01523-1.md) | May 25, 2025 |
| Linux | python-django Debian 12.15 (bookworm) | 3:3.2.25-0+deb12u1 | [DEBIAN-CVE-2025-32873](https://patchblox.com/security/data/fix/linux/debian-cve-2025-32873.md) | May 8, 2025 |
| Linux | python-django Debian 13.5 (trixie) | 3:4.2.21-1 | [DEBIAN-CVE-2025-32873](https://patchblox.com/security/data/fix/linux/debian-cve-2025-32873.md) | May 8, 2025 |
| Linux | python-django Debian 14 | 3:4.2.21-1 | [DEBIAN-CVE-2025-32873](https://patchblox.com/security/data/fix/linux/debian-cve-2025-32873.md) | May 8, 2025 |
| Linux | python-django Ubuntu 18.04.6 LTS (bionic) | 1:1.11.11-1ubuntu1.21+esm11 | [python-django 1:1.11.11-1ubuntu1.21+esm11](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-python-django-1-1.11.11-1ubuntu1.21-esm11.md) | May 7, 2025 |
| Linux | python-django-common Ubuntu 18.04.6 LTS (bionic) | 1:1.11.11-1ubuntu1.21+esm11 | [python-django-common 1:1.11.11-1ubuntu1.21+esm11](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-python-django-common-1-1.11.11-1ubuntu1.21-esm11.md) | May 7, 2025 |
| Linux | python3-django Ubuntu 18.04.6 LTS (bionic) | 1:1.11.11-1ubuntu1.21+esm11 | [python3-django 1:1.11.11-1ubuntu1.21+esm11](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-python3-django-1-1.11.11-1ubuntu1.21-esm11.md) | May 7, 2025 |
| Linux | python3-django Ubuntu 20.04 LTS (focal) | 2:2.2.12-1ubuntu0.29 | [python3-django 2:2.2.12-1ubuntu0.29](https://patchblox.com/security/data/fix/linux/ubuntu-focal-python3-django-2-2.2.12-1ubuntu0.29.md) | May 7, 2025 |
| Linux | python3-django Ubuntu 22.04.1 LTS (jammy) | 2:3.2.12-2ubuntu1.18 | [python3-django 2:3.2.12-2ubuntu1.18](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-python3-django-2-3.2.12-2ubuntu1.18.md) | May 7, 2025 |
| Linux | python3-django Ubuntu 24.04.5 LTS (noble) | 3:4.2.11-1ubuntu1.7 | [python3-django 3:4.2.11-1ubuntu1.7](https://patchblox.com/security/data/fix/linux/ubuntu-noble-python3-django-3-4.2.11-1ubuntu1.7.md) | May 7, 2025 |
| Linux | python3-django Ubuntu 24.10 (oracular) | 3:4.2.15-1ubuntu1.4 | [python3-django 3:4.2.15-1ubuntu1.4](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-python3-django-3-4.2.15-1ubuntu1.4.md) | Jan 16, 2026 |
| Linux | python3-django Ubuntu 25.04 (plucky) | 3:4.2.18-1ubuntu1.1 | [python3-django 3:4.2.18-1ubuntu1.1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-python3-django-3-4.2.18-1ubuntu1.1.md) | Jan 16, 2026 |
| Linux | python3-django Ubuntu 25.10 (questing) | 3:4.2.18-1ubuntu1.1 | [python3-django 3:4.2.18-1ubuntu1.1](https://patchblox.com/security/data/fix/linux/ubuntu-questing-python3-django-3-4.2.18-1ubuntu1.1.md) | May 7, 2025 |

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Data as of 2026-11-08T13:06:02Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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