CVE-2023-23913

Severity CVSS v4.0:

Pending analysis

Type:

CWE-79 Cross-Site Scripting (XSS)

Publication date:

09/01/2025

Last modified:

09/01/2025

Description

There is a potential DOM based cross-site scripting issue in rails-ujs which leverages the Clipboard API to target HTML elements that are assigned the contenteditable attribute. This has the potential to occur when pasting malicious HTML content from the clipboard that includes a data-method, data-remote or data-disable-with attribute.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L CVSS v3.1 Severity and Metrics:

Base Score: 6.30 MEDIUM
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope (S): Unchanged
Confidentiality (C): Low
Integrity (I): Low
Availability (A): Low

Base Score 3.x

6.30

Severity 3.x

MEDIUM

References to Advisories, Solutions, and Tools

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1033263
https://discuss.rubyonrails.org/t/cve-2023-23913-dom-based-cross-site-scripting-in-rails-ujs-for-contenteditable-html-elements/82468
https://github.com/rails/rails/commit/5037a13614d71727af8a175063bcf6ba1a74bdbd
https://security.netapp.com/advisory/ntap-20240605-0007/
https://www.debian.org/security/2023/dsa-5389