CVE-2025-26699: django DoS — Fix

Description

An issue was discovered in Django 5.1 before 5.1.7, 5.0 before 5.0.13, and 4.2 before 4.2.20. The django.utils.text.wrap() method and wordwrap template filter are subject to a potential denial-of-service attack when used with very long strings.

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CVSS v3.1 Score

5.0

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:L

Weakness Type (CWE)

CWE-770 CWE-770

Affected Products

Vendor	Product	Versions
djangoproject	django	4.2 — 4.2.20
djangoproject	django	5.0 — 5.0.13
djangoproject	django	5.1 — 5.1.7
debian	debian_linux	All

References

Advisories & Patches

https://docs.djangoproject.com/en/dev/releases/security/ https://groups.google.com/g/django-announce https://www.djangoproject.com/weblog/2025/mar/06/security-releases/

Other References

http://www.openwall.com/lists/oss-security/2025/03/06/12 https://lists.debian.org/debian-lts-announce/2025/03/msg00012.html

Frequently Asked Questions

What is CVE-2025-26699? +

An issue was discovered in Django 5.1 before 5.1.7, 5.0 before 5.0.13, and 4.2 before 4.2.20. The django.utils.text.wrap() method and wordwrap template filter are subject to a potential denial-of-service attack when used with very long strings. It has a CVSS v3.1 base score of 5.0 (MEDIUM).

How severe is CVE-2025-26699? +

CVE-2025-26699 has a CVSS v3.1 score of 5.0 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-26699? +

CVE-2025-26699 affects products from debian, djangoproject, specifically: debian_linux, django. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-26699? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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