---
title: "CVE-2023-23913\n    | Ubuntu"
description: Ubuntu is an open source software operating system that runs from the
  desktop, to the cloud, to all your internet connected things.
url: https://ubuntu.com/security/CVE-2023-23913?format=md
keywords: index, follow
---

# CVE-2023-23913

Publication date 9 January 2025

Last updated 11 July 2025

---

Ubuntu priority

**Medium**

[Why this priority?](https://ubuntu.com/security/cves/about#priority )

## Cvss 3 Severity Score

**6.3 · Medium**

[Score breakdown](https://ubuntu.com/security/CVE-2023-23913?format=md#impact-score)

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## 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.

[Read the notes from the security team](https://ubuntu.com/security/CVE-2023-23913?format=md#notes)

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| rails | 26.04 LTS resolute | Needs evaluation |
| 25.10 questing | Ignored end of life, was needs-triage |
| 25.04 plucky | Ignored end of life, was needs-triage |
| 24.10 oracular | Ignored end of life, was needs-triage |
| 24.04 LTS noble | Needs evaluation |
| 23.10 mantic | Ignored end of life, was needs-triage |
| 23.04 lunar | Ignored end of life, was needs-triage |
| 22.10 kinetic | Ignored end of life, was needs-triage |
| 22.04 LTS jammy | Needs evaluation |
| 20.04 LTS focal | Needs evaluation |
| 18.04 LTS bionic | Needs evaluation |
| 16.04 LTS xenial | Needs evaluation |
| 14.04 LTS trusty | Ignored end of standard support |
| rails-4.0 | 22.10 kinetic | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Ignored end of standard support |
| ruby-actionpack-3.2 | 22.10 kinetic | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Ignored end of standard support |
| ruby-activemodel-3.2 | 22.10 kinetic | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Ignored end of standard support |
| ruby-activerecord-3.2 | 22.10 kinetic | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Ignored end of standard support |
| ruby-activesupport-3.2 | 22.10 kinetic | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Ignored end of standard support |
| ruby-rails-3.2 | 22.10 kinetic | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Ignored end of standard support |

---

* [How can I get the fixes?](https://ubuntu.com/security/cves/about#security)
* [What do statuses mean?](https://ubuntu.com/security/cves/about#statuses)

## Notes

---

### [seth-arnold](https://launchpad.net/~seth-arnold)

In Oneiric-Saucy, rails package is just for transition;
The rails package contains actual code from vivid onward

## Severity score breakdown

CVSS version:
CVSS v3.0

**Base score**

6.3 · Medium

* Base metrics

  | Parameter | Value |
  | --- | --- |
  | Attack vector | Network |
  | Attack complexity | Low |
  | Privileges required | None |
  | User interaction | Required |
  | Scope | Unchanged |
  | Confidentiality impact | Low |
  | Integrity impact | Low |
  | Availability impact | Low |
* Scores

  | Parameter | Value |
  | --- | --- |
  | Base score | 6.3 · Medium |
  | Exploitability score | - |
  | Impact score | - |

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

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-23913)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2023-23913)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2023-23913)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2023-23913)

### Other references

* <https://github.com/rails/rails/commit/5037a13614d71727af8a175063bcf6ba1a74bdbd (v6.1.7.3)>
* <https://discuss.rubyonrails.org/t/cve-2023-23913-dom-based-cross-site-scripting-in-rails-ujs-for-contenteditable-html-elements/82468>
* <https://www.cve.org/CVERecord?id=CVE-2023-23913>