CVE-2024-53986

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2024-53986
rails-html-sanitizer is responsible for sanitizing HTML fragments in Rails applications. There is a possible XSS vulnerability with certain configurations of Rails::HTML::Sanitizer 1.6.0 when used with Rails >= 7.1.0. A possible XSS vulnerability with certain configurations of Rails::HTML::Sanitizer may allow an attacker to inject content if HTML5 sanitization is enabled and the application developer has overridden the sanitizer's allowed tags where the "math" and "style" elements are both explicitly allowed. This vulnerability is fixed in 1.6.1.

6.1 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References
Link Resource
https://github.com/rails/rails-html-sanitizer/commit/f02ffbb8465e73920b6de0da940f5530f855965e Patch
https://github.com/rails/rails-html-sanitizer/security/advisories/GHSA-638j-pmjw-jq48 Vendor Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:rubyonrails:rails_html_sanitizers:1.6.0:*:*:*:*:rails:*:*
History

15 Aug 2025, 18:54

Type Values Removed Values Added
First Time Rubyonrails rails Html Sanitizers
Rubyonrails
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 6.1
CPE cpe:2.3:a:rubyonrails:rails_html_sanitizers:1.6.0:*:*:*:*:rails:*:*
References () https://github.com/rails/rails-html-sanitizer/commit/f02ffbb8465e73920b6de0da940f5530f855965e - () https://github.com/rails/rails-html-sanitizer/commit/f02ffbb8465e73920b6de0da940f5530f855965e - Patch
References () https://github.com/rails/rails-html-sanitizer/security/advisories/GHSA-638j-pmjw-jq48 - () https://github.com/rails/rails-html-sanitizer/security/advisories/GHSA-638j-pmjw-jq48 - Vendor Advisory
Summary
  • (es) rails-html-sanitizer es responsable de desinfectar fragmentos HTML en aplicaciones Rails. Existe una posible vulnerabilidad XSS con ciertas configuraciones de Rails::HTML::Sanitizer 1.6.0 cuando se utiliza con Rails >= 7.1.0. Una posible vulnerabilidad XSS con ciertas configuraciones de Rails::HTML::Sanitizer puede permitir que un atacante inyecte contenido si la sanitización HTML5 está habilitada y el desarrollador de la aplicación ha anulado las etiquetas permitidas del desinfectante donde los elementos "math" y "style" están explícitamente permitidos. Esta vulnerabilidad se corrigió en 1.6.1.

02 Dec 2024, 22:15

Type Values Removed Values Added
New CVE
Information

Published : 2024-12-02 22:15

Updated : 2025-08-15 18:54

NVD link : CVE-2024-53986

Mitre link : CVE-2024-53986

CVE.ORG link : CVE-2024-53986

JSON object : View

Products Affected

rubyonrails

  • rails_html_sanitizers
CWE
CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')