CVE-2024-21520

6.1 MEDIUM

Published: June 26, 2024 Modified: April 15, 2026

Description

Versions of the package djangorestframework before 3.15.2 are vulnerable to Cross-site Scripting (XSS) via the break_long_headers template filter due to improper input sanitization before splitting and joining with <br> tags.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

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

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://github.com/encode/django-rest-framework/commit/3b41f0124194430da957b119712978fa2266b642

Source: report@snyk.io

https://github.com/encode/django-rest-framework/pull/9435

Source: report@snyk.io

https://security.snyk.io/vuln/SNYK-PYTHON-DJANGORESTFRAMEWORK-7252137

Source: report@snyk.io

https://github.com/encode/django-rest-framework/commit/3b41f0124194430da957b119712978fa2266b642

Source: af854a3a-2127-422b-91ae-364da2661108

https://github.com/encode/django-rest-framework/compare/3.15.1...3.15.2

Source: af854a3a-2127-422b-91ae-364da2661108

https://github.com/encode/django-rest-framework/pull/9435

Source: af854a3a-2127-422b-91ae-364da2661108

https://security.snyk.io/vuln/SNYK-PYTHON-DJANGORESTFRAMEWORK-7252137

Source: af854a3a-2127-422b-91ae-364da2661108

7 reference(s) from NVD

Quick Stats

CVSS v3 Score

6.1 / 10.0

EPSS (Exploit Probability)

8.4%

92th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-79

Related CVEs